--- loncom/homework/grades.pm	2019/07/07 15:31:52	1.596.2.12.2.48
+++ loncom/homework/grades.pm	2025/01/18 22:07:25	1.596.2.12.2.60.2.10
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.596.2.12.2.48 2019/07/07 15:31:52 raeburn Exp $
+# $Id: grades.pm,v 1.596.2.12.2.60.2.10 2025/01/18 22:07:25 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -43,12 +43,15 @@ use Apache::lonmsg();
 use Apache::Constants qw(:common :http);
 use Apache::lonlocal;
 use Apache::lonenc;
+use Apache::lonstathelpers;
 use Apache::bridgetask();
 use Apache::lontexconvert();
+use Apache::loncourserespicker;
+use String::Similarity;
 use HTML::Parser();
 use File::MMagic;
-use String::Similarity;
 use LONCAPA;
+use LONCAPA::ltiutils();
 
 use POSIX qw(floor);
 
@@ -63,7 +66,7 @@ my $ssi_retries = 5;
 my $ssi_error;
 my $ssi_error_resource;
 my $ssi_error_message;
-
+my $registered_cleanup;
 
 sub ssi_with_retries {
     my ($resource, $retries, %form) = @_;
@@ -101,6 +104,9 @@ sub ssi_print_error {
 
 #
 # --- Retrieve the parts from the metadata file.---
+# Returns an array of everything that the resources stores away
+#
+
 sub getpartlist {
     my ($symb,$errorref) = @_;
 
@@ -114,7 +120,11 @@ sub getpartlist {
     my $res      = $navmap->getBySymb($symb);
     my $partlist = $res->parts();
     my $url      = $res->src();
-    my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys'));
+    my $toolsymb;
+    if ($url =~ /ext\.tool$/) {
+        $toolsymb = $symb;
+    }
+    my @metakeys = split(/,/,&Apache::lonnet::metadata($url,'keys',$toolsymb));
 
     my @stores;
     foreach my $part (@{ $partlist }) {
@@ -125,24 +135,6 @@ sub getpartlist {
     return @stores;
 }
 
-# --- Get the symbolic name of a problem and the url
-sub get_symb {
-    my ($request,$silent) = @_;
-    my $symb=$env{'form.symb'};
-    unless ($symb) {
-        (my $url=$env{'form.url'}) =~ s-^http://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
-        $symb = &Apache::lonnet::symbread($url);
-        if ($symb eq '') { 
-	    if (!$silent) {
-                $request->print(&mt("Unable to handle ambiguous references: [_1].",$url));
-	        return ();
-	    }
-        }
-    }
-    &Apache::lonenc::check_decrypt(\$symb);
-    return ($symb);
-}
-
 #--- Format fullname, username:domain if different for display
 #--- Use anywhere where the student names are listed
 sub nameUserString {
@@ -157,6 +149,8 @@ sub nameUserString {
 
 #--- Get the partlist and the response type for a given problem. ---
 #--- Indicate if a response type is coded handgraded or not. ---
+#--- Count responseIDs, essayresponse items, and dropbox items ---
+#--- Sets response_error pointer to "1" if navmaps object broken ---
 sub response_type {
     my ($symb,$response_error) = @_;
 
@@ -173,6 +167,7 @@ sub response_type {
         return;
     }
     my $partlist = $res->parts();
+    my ($numresp,$numessay,$numdropbox) = (0,0,0);
     my %vPart = 
 	map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart'));
     my (%response_types,%handgrade);
@@ -182,13 +177,20 @@ sub response_type {
 	my @types = $res->responseType($part);
 	my @ids = $res->responseIds($part);
 	for (my $i=0; $i < scalar(@ids); $i++) {
+            $numresp ++;
 	    $response_types{$part}{$ids[$i]} = $types[$i];
+            if ($types[$i] eq 'essay') {
+                $numessay ++;
+                if (&Apache::lonnet::EXT("resource.$part".'_'.$ids[$i].".uploadedfiletypes",$symb)) {
+                    $numdropbox ++;
+                }
+            }
 	    $handgrade{$part.'_'.$ids[$i]} = 
 		&Apache::lonnet::EXT('resource.'.$part.'_'.$ids[$i].
 				     '.handgrade',$symb);
 	}
     }
-    return ($partlist,\%handgrade,\%response_types);
+    return ($partlist,\%handgrade,\%response_types,$numresp,$numessay,$numdropbox);
 }
 
 sub flatten_responseType {
@@ -215,53 +217,127 @@ sub get_display_part {
     return $display;
 }
 
-#--- Show resource title
-#--- and parts and response type
+#--- Show parts and response type
 sub showResourceInfo {
-    my ($symb,$probTitle,$checkboxes,$res_error) = @_;
-    my $result = '<h3>'.&mt('Current Resource').': '.$probTitle.'</h3>'."\n";
-    my ($partlist,$handgrade,$responseType) = &response_type($symb,$res_error);
-    if (ref($res_error)) {
-        if ($$res_error) {
-            return;
+    my ($symb,$partlist,$responseType,$formname,$checkboxes,$uploads) = @_;
+    unless ((ref($partlist) eq 'ARRAY') && (ref($responseType) eq 'HASH')) {
+        return '<br clear="all">';
+    }
+    my $coltitle = &mt('Problem Part Shown');
+    if ($checkboxes) {
+        $coltitle = &mt('Problem Part');
+    } else {
+        my $checkedparts = 0;
+        foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
+            if (grep(/^\Q$partid\E$/,@{$partlist})) {
+                $checkedparts ++;
+            }
+        }
+        if ($checkedparts == scalar(@{$partlist})) {
+            return '<br clear="all">';
+        }
+        if ($uploads) {
+            $coltitle = &mt('Problem Part Selected');
         }
     }
-    $result.=&Apache::loncommon::start_data_table()
-            .&Apache::loncommon::start_data_table_header_row();
+    my $result = '<div class="LC_left_float" style="display:inline-block;">';
+    if ($checkboxes) {
+        my $legend = &mt('Parts to display');
+        if ($uploads) {
+            $legend = &mt('Part(s) with dropbox');
+        }
+        $result .= '<fieldset style="display:inline-block;"><legend>'.$legend.'</legend>'.
+                   '<span class="LC_nobreak">'.
+                   '<label><input type="radio" name="chooseparts" value="0" onclick="toggleParts('."'$formname'".');" checked="checked" />'.
+                   &mt('All parts').'</label>'.('&nbsp;'x2).
+                   '<label><input type="radio" name="chooseparts" value="1" onclick="toggleParts('."'$formname'".');" />'.
+                   &mt('Selected parts').'</label></span>'.
+                   '<div id="LC_partselector" style="display:none">';
+    }
+    $result .= &Apache::loncommon::start_data_table()
+              .&Apache::loncommon::start_data_table_header_row();
     if ($checkboxes) {
-        $result.='<th>&nbsp;</th>';
+        $result .= '<th>'.&mt('Display?').'</th>';
     }
-    $result.='<th>'.&mt('Problem Part').'</th>'
-            .'<th>'.&mt('Res. ID').'</th>'
-            .'<th>'.&mt('Type').'</th>'
-            .&Apache::loncommon::end_data_table_header_row();
-    my %resptype = ();
-    my $hdgrade='no';
+    $result .= '<th>'.$coltitle.'</th>'
+              .'<th>'.&mt('Res. ID').'</th>'
+              .'<th>'.&mt('Type').'</th>'
+              .&Apache::loncommon::end_data_table_header_row();
     my %partsseen;
     foreach my $partID (sort(keys(%$responseType))) {
         foreach my $resID (sort(keys(%{ $responseType->{$partID} }))) {
-            my $handgrade=$$handgrade{$partID.'_'.$resID};
             my $responsetype = $responseType->{$partID}->{$resID};
-            $hdgrade = $handgrade if ($handgrade eq 'yes');
-            $result.=&Apache::loncommon::start_data_table_row();
-            if ($checkboxes) {
-                if (exists($partsseen{$partID})) {
-                    $result.="<td>&nbsp;</td>";
+            if ($uploads) {
+                next unless ($responsetype eq 'essay');
+                next unless (&Apache::lonnet::EXT("resource.$partID".'_'."$resID.uploadedfiletypes",$symb));
+            }
+            my $display_part=&get_display_part($partID,$symb);
+            if (exists($partsseen{$partID})) {
+                $result.=&Apache::loncommon::continue_data_table_row();
+            } else {
+                $partsseen{$partID}=scalar(keys(%{$responseType->{$partID}}));
+                $result.=&Apache::loncommon::start_data_table_row().
+                         '<td rowspan="'.$partsseen{$partID}.'" style="vertical-align:middle">';
+                if ($checkboxes) {
+                    $result.='<input type="checkbox" name="vPart" checked="checked" value="'.$partID.'" /></td>'.
+                             '<td rowspan="'.$partsseen{$partID}.'" style="vertical-align:middle">'.$display_part.'</td>';
                 } else {
-                    $result.="<td><input type='checkbox' name='vPart' value='$partID' checked='checked' /></td>";
+                    $result.=$display_part.'</td>';
                 }
-                $partsseen{$partID}=1;
             }
-            my $display_part=&get_display_part($partID,$symb);
-            $result.='<td>'.$display_part.'</td>'
-                    .'<td>'.'<span class="LC_internal_info">'.$resID.'</span></td>'
+            $result.='<td>'.'<span class="LC_internal_info">'.$resID.'</span></td>'
                     .'<td>'.&mt($responsetype).'</td>'
-#                   .'<td><b>'.&mt('Handgrade: [_1]',$handgrade).'</b></td>'
                     .&Apache::loncommon::end_data_table_row();
         }
     }
     $result.=&Apache::loncommon::end_data_table();
-    return $result,$responseType,$hdgrade,$partlist,$handgrade;
+    if ($checkboxes) {
+        $result .= '</div></fieldset>';
+    }
+    $result .= '</div><div style="padding:0;clear:both;margin:0;border:0"></div>';
+    if (!keys(%partsseen)) {
+        $result = '';
+        if ($uploads) {
+            return '<div style="padding:0;clear:both;margin:0;border:0"></div>'.
+                   '<p class="LC_info">'.
+                    &mt('No dropbox items or essayresponse items with uploadedfiletypes set.').
+                   '</p>';
+        } else {
+            return '<br clear="all" />';
+        }
+    }
+    return $result;
+}
+
+sub part_selector_js {
+    my $js = <<"END";
+function toggleParts(formname) {
+    if (document.getElementById('LC_partselector')) {
+        var index = '';
+        if (document.forms.length) {
+            for (var i=0; i<document.forms.length; i++) {
+                if (document.forms[i].name == formname) {
+                    index = i;
+                    break;
+                }
+            }
+        }
+        if ((index != '') && (document.forms[index].elements['chooseparts'].length > 1)) {
+            for (var i=0; i<document.forms[index].elements['chooseparts'].length; i++) {
+                if (document.forms[index].elements['chooseparts'][i].checked) {
+                   var val = document.forms[index].elements['chooseparts'][i].value;
+                    if (document.forms[index].elements['chooseparts'][i].value == 1) {
+                        document.getElementById('LC_partselector').style.display = 'block';
+                    } else {
+                        document.getElementById('LC_partselector').style.display = 'none';
+                    }
+                }
+            }
+        }
+    }
+}
+END
+    return &Apache::lonhtmlcommon::scripttag($js);
 }
 
 sub reset_caches {
@@ -443,6 +519,8 @@ sub cleanRecord {
 	    $bottomrow.'</tr></table></blockquote>';
     } elsif ($response eq 'radiobutton') {
 	my %answer=&Apache::lonnet::str2hash($answer);
+        my @answer = %answer;
+        %answer = map {&HTML::Entities::encode($_, '"<>&')}  @answer;
 	my ($toprow,$bottomrow);
 	my $correct = 
 	    &get_radiobutton_correct_foil($partid,$respid,$symb,$uname,$udom,$type,$trial,$rndseed);
@@ -514,11 +592,11 @@ sub cleanRecord {
 	    return $result;
 	}
     } elsif ( $response =~ m/(?:numerical|formula|custom)/) {
-        # Respect multiple input fields, see Bug #5409 
+        # Respect multiple input fields, see Bug #5409
 	$answer = 
 	    &Apache::loncommon::format_previous_attempt_value('submission',
 							      $answer);
-        return $answer;
+	return $answer;
     }
     return &HTML::Entities::encode($answer, '"<>&');
 }
@@ -526,8 +604,7 @@ sub cleanRecord {
 #-- A couple of common js functions
 sub commonJSfunctions {
     my $request = shift;
-    $request->print(<<COMMONJSFUNCTIONS);
-<script type="text/javascript" language="javascript">
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<COMMONJSFUNCTIONS));
     function radioSelection(radioButton) {
 	var selection=null;
 	if (radioButton.length > 1) {
@@ -555,14 +632,13 @@ sub commonJSfunctions {
 	    return selectOne.value;
 	}
     }
-</script>
 COMMONJSFUNCTIONS
 }
 
 #--- Dumps the class list with usernames,list of sections,
 #--- section, ids and fullnames for each user.
 sub getclasslist {
-    my ($getsec,$filterlist,$getgroup) = @_;
+    my ($getsec,$filterbyaccstatus,$getgroup,$symb,$submitonly,$filterbysubmstatus,$filterbypbid,$possibles) = @_;
     my @getsec;
     my @getgroup;
     my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
@@ -590,6 +666,17 @@ sub getclasslist {
     #
     my %sections;
     my %fullnames;
+    my %passback;
+    my ($cdom,$cnum,$partlist);
+    if (($filterbysubmstatus) && ($submitonly ne 'all') && ($symb ne '')) {
+        $cdom = $env{"course.$env{'request.course.id'}.domain"};
+        $cnum = $env{"course.$env{'request.course.id'}.num"};
+        my $res_error;
+        ($partlist) = &response_type($symb,\$res_error);
+    } elsif ($filterbypbid) {
+        $cdom = $env{"course.$env{'request.course.id'}.domain"};
+        $cnum = $env{"course.$env{'request.course.id'}.num"};
+    }
     foreach my $student (keys(%$classlist)) {
         my $end      = 
             $classlist->{$student}->[&Apache::loncoursedata::CL_END()];
@@ -606,7 +693,7 @@ sub getclasslist {
         my $group   = 
             $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
 	# filter students according to status selected
-	if ($filterlist && (!($stu_status =~ /Any/))) {
+	if ($filterbyaccstatus && (!($stu_status =~ /Any/))) {
 	    if (!($stu_status =~ $status)) {
 		delete($classlist->{$student});
 		next;
@@ -623,13 +710,79 @@ sub getclasslist {
     	            } 
 	        }
     	        if (($grp eq 'none') && !$group) {
-        	        $exclude = 0;
+        	    $exclude = 0;
         	}
 	    }
 	    if ($exclude) {
 	        delete($classlist->{$student});
+		next;
 	    }
 	}
+        if (($filterbysubmstatus) && ($submitonly ne 'all') && ($symb ne '')) {
+            my $udom =
+                $classlist->{$student}->[&Apache::loncoursedata::CL_SDOM()];
+            my $uname =
+                $classlist->{$student}->[&Apache::loncoursedata::CL_SNAME()];
+            if (($symb ne '') && ($udom ne '') && ($uname ne '')) {
+                if ($submitonly eq 'queued') {
+                    my %queue_status =
+                        &Apache::bridgetask::get_student_status($symb,$cdom,$cnum,
+                                                                $udom,$uname);
+                    if (!defined($queue_status{'gradingqueue'})) {
+                        delete($classlist->{$student});
+                        next;
+                    }
+                } else {
+                    my (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist);
+                    my $submitted = 0;
+                    my $graded = 0;
+                    my $incorrect = 0;
+                    foreach (keys(%status)) {
+                        $submitted = 1 if ($status{$_} ne 'nothing');
+                        $graded = 1 if ($status{$_} =~ /^ungraded/);
+                        $incorrect = 1 if ($status{$_} =~ /^incorrect/);
+
+                        my ($foo,$partid,$foo1) = split(/\./,$_);
+                        if ($status{'resource.'.$partid.'.submitted_by'} ne '') {
+                            $submitted = 0;
+                        }
+                    }
+                    if (!$submitted && ($submitonly eq 'yes' ||
+                                        $submitonly eq 'incorrect' ||
+                                        $submitonly eq 'graded')) {
+                        delete($classlist->{$student});
+                        next;
+                    } elsif (!$graded && ($submitonly eq 'graded')) {
+                        delete($classlist->{$student});
+                        next;
+                    } elsif (!$incorrect && $submitonly eq 'incorrect') {
+                        delete($classlist->{$student});
+                        next;
+                    }
+                }
+            }
+        }
+        if ($filterbypbid) {
+            if (ref($possibles) eq 'HASH') {
+                unless (exists($possibles->{$student})) {
+                    delete($classlist->{$student});
+                    next;
+                }
+            }
+            my $udom =
+                $classlist->{$student}->[&Apache::loncoursedata::CL_SDOM()];
+            my $uname =
+                $classlist->{$student}->[&Apache::loncoursedata::CL_SNAME()];
+            if (($udom ne '') && ($uname ne '')) {
+                my %pbinfo = &Apache::lonnet::get('nohist_'.$cdom.'_'.$cnum.'_linkprot_pb',[$filterbypbid],$udom,$uname);
+                if (ref($pbinfo{$filterbypbid}) eq 'ARRAY') {
+                    $passback{$student} = $pbinfo{$filterbypbid};
+                } else {
+                    delete($classlist->{$student});
+                    next;
+                }
+            }
+        }
 	$section = ($section ne '' ? $section : 'none');
 	if (&canview($section)) {
 	    if (!@getsec || grep(/^\Q$section\E$/,@getsec)) {
@@ -644,9 +797,8 @@ sub getclasslist {
 	    delete($classlist->{$student});
 	}
     }
-    my %seen = ();
     my @sections = sort(keys(%sections));
-    return ($classlist,\@sections,\%fullnames);
+    return ($classlist,\@sections,\%fullnames,\%passback);
 }
 
 sub canmodify {
@@ -660,7 +812,7 @@ sub canmodify {
 		#can modify the requested section
 		return 1;
 	    } else {
-		# can't modify the request section
+		# can't modify the requested section
 		return 0;
 	    }
 	}
@@ -673,19 +825,19 @@ sub canview {
     my ($sec)=@_;
     if ($perm{'vgr'}) {
 	if (!defined($perm{'vgr_section'})) {
-	    # can modify whole class
+	    # can view whole class
 	    return 1;
 	} else {
 	    if ($sec eq $perm{'vgr_section'}) {
-		#can modify the requested section
+		#can view the requested section
 		return 1;
 	    } else {
-		# can't modify the request section
+		# can't view the requested section
 		return 0;
 	    }
 	}
     }
-    #can't modify
+    #can't view
     return 0;
 }
 
@@ -710,17 +862,15 @@ sub student_gradeStatus {
 sub jscriptNform {
     my ($symb) = @_;
     my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
-    my $jscript='<script type="text/javascript" language="javascript">'."\n".
+    my $jscript= &Apache::lonhtmlcommon::scripttag(
 	'    function viewOneStudent(user,domain) {'."\n".
 	'	document.onestudent.student.value = user;'."\n".
 	'	document.onestudent.userdom.value = domain;'."\n".
 	'	document.onestudent.submit();'."\n".
 	'    }'."\n".
-	'</script>'."\n";
+	"\n");
     $jscript.= '<form action="/adm/grades" method="post" name="onestudent">'."\n".
 	'<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
-	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n".
 	'<input type="hidden" name="Status"  value="'.$stu_status.'" />'."\n".
 	'<input type="hidden" name="command" value="submission" />'."\n".
 	'<input type="hidden" name="student" value="" />'."\n".
@@ -814,22 +964,31 @@ sub most_similar {
 
 #------------------------------------ Receipt Verification Routines
 #
+
+sub initialverifyreceipt {
+   my ($request,$symb) = @_;
+   &commonJSfunctions($request);
+   return '<form name="gradingMenu" action=""><input type="submit" value="'.&mt('Verify Receipt Number.').'" />'.
+        &Apache::lonnet::recprefix($env{'request.course.id'}).
+        '-<input type="text" name="receipt" size="4" />'.
+        '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
+        '<input type="hidden" name="command" value="verify" />'.
+        "</form>\n";
+}
+
 #--- Check whether a receipt number is valid.---
 sub verifyreceipt {
-    my $request  = shift;
+    my ($request,$symb) = @_;
 
     my $courseid = $env{'request.course.id'};
     my $receipt  = &Apache::lonnet::recprefix($courseid).'-'.
 	$env{'form.receipt'};
     $receipt     =~ s/[^\-\d]//g;
-    my ($symb)   = &get_symb($request);
 
-    my $title.=
+    my $title =
 	'<h3><span class="LC_info">'.
-	&mt('Verifying Receipt No. [_1]',$receipt).
-	'</span></h3>'."\n".
-	'<h4>'.&mt('[_1]Resource: [_2]','<b>','</b>'.$env{'form.probTitle'}).
-	'</h4>'."\n";
+	&mt('Verifying Receipt Number [_1]',$receipt).
+	'</span></h3>'."\n";
 
     my ($string,$contents,$matches) = ('','',0);
     my (undef,undef,$fullname) = &getclasslist('all','0');
@@ -899,7 +1058,878 @@ sub verifyreceipt {
 	    $contents.
 	    &Apache::loncommon::end_data_table()."\n";
     }
-    return $string.&show_grading_menu_form($symb);
+    return $string;
+}
+
+#-------------------------------------------------------------------
+
+#------------------------------------------- Grade Passback Routines
+#
+
+sub initialpassback {
+    my ($request,$symb) = @_;
+    my $cdom = $env{"course.$env{'request.course.id'}.domain"};
+    my $cnum = $env{"course.$env{'request.course.id'}.num"};
+    my $crstype = &Apache::loncommon::course_type();
+    my %passback = &Apache::lonnet::dump('nohist_linkprot_passback',$cdom,$cnum);
+    my $readonly;
+    unless ($perm{'mgr'}) {
+        $readonly = 1;
+    }
+    my $formname = 'initialpassback';
+    my $navmap = Apache::lonnavmaps::navmap->new();
+    my $output;
+    if (!defined($navmap)) {
+        if ($crstype eq 'Community') {
+            $output = &mt('Unable to retrieve information about community contents');
+        } else {
+            $output = &mt('Unable to retrieve information about course contents');
+        }
+        return '<p>'.$output.'</p>';
+    }
+    return &Apache::loncourserespicker::create_picker($navmap,'passback',$formname,$crstype,undef,
+                                                      undef,undef,undef,undef,undef,undef,
+                                                      \%passback,$readonly);
+}
+
+sub passback_filters {
+    my ($request,$symb) = @_;
+    my $cdom = $env{"course.$env{'request.course.id'}.domain"};
+    my $cnum = $env{"course.$env{'request.course.id'}.num"};
+    my $crstype = &Apache::loncommon::course_type();
+    my ($launcher,$appname,$setter,$linkuri,$linkprotector,$scope,$chosen);
+    if ($env{'form.passback'} ne '') {
+        $chosen = &unescape($env{'form.passback'});
+        ($linkuri,$linkprotector,$scope) = split("\0",$chosen);
+        ($launcher,$appname,$setter) = &get_passback_launcher($cdom,$cnum,$chosen);
+    }
+    my $result;
+    if ($launcher ne '') {
+        $result = &launcher_info_box($launcher,$appname,$setter,$linkuri,$scope).
+                  '<p><br />'.&mt('Set criteria to use to list students for possible passback of scores, then push Next [_1]',
+                                  '&rarr;').
+                  '</p>';
+    }
+    $result .= '<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+               '<input type="hidden" name="passback" value="'.&escape($chosen).'" />'."\n".
+               '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+    my ($submittext,$newcommand);
+    if ($launcher ne '') {
+        $submittext = &mt('Next').' &rarr;';
+        $newcommand = 'passbacknames';
+        $result .=  &selectfield(0)."\n";
+    } else {
+        $submittext = '&larr; '.&mt('Previous');
+        $newcommand = 'initialpassback';
+        if ($env{'form.passback'}) {
+            $result .= '<span class="LC_warning">'.&mt('Invalid launcher').'</span>'."\n";
+        } else {
+            $result .= '<span class="LC_warning">'.&mt('No launcher selected').'</span>'."\n";
+        }
+    }
+    $result .=  '<input type="hidden" name="command" value="'.$newcommand.'" />'."\n".
+                '<div>'."\n".
+                '<input type="submit" value="'.$submittext.'" />'."\n".
+                '</div>'."\n".
+                '</form>'."\n";
+    return $result;
+}
+
+sub names_for_passback {
+    my ($request,$symb) = @_;
+    my $cdom = $env{"course.$env{'request.course.id'}.domain"};
+    my $cnum = $env{"course.$env{'request.course.id'}.num"};
+    my $crstype = &Apache::loncommon::course_type();
+    my ($launcher,$appname,$setter,$linkuri,$linkprotector,$scope,$chosen);
+    if ($env{'form.passback'} ne '') {
+        $chosen = &unescape($env{'form.passback'});
+        ($linkuri,$linkprotector,$scope) = split("\0",$chosen);
+        ($launcher,$appname,$setter) = &get_passback_launcher($cdom,$cnum,$chosen);
+    }
+    my ($result,$ctr,$newcommand,$submittext);
+    if ($launcher ne '') {
+        $result = &launcher_info_box($launcher,$appname,$setter,$linkuri,$scope);
+    }
+    $ctr = 0;
+    my @statuses = &Apache::loncommon::get_env_multiple('form.Status');
+    my $stu_status = join(':',@statuses);
+    $result .= '<form action="/adm/grades" method="post" name="passbackusers">'."\n".
+               '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+    if ($launcher ne '') {
+        $result .= '<input type="hidden" name="passback" value="'.&escape($chosen).'" />'."\n".
+                   '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n";
+        my ($sections,$groups,$group_display,$disabled) = &sections_and_groups();
+        my $section_display = join(' ',@{$sections});
+        my $status_display;
+        if ((grep(/^Any$/,@statuses)) ||
+            (@statuses == 3)) {
+            $status_display = &mt('Any');
+        } else {
+            $status_display = join(' '.&mt('or').' ',map { &mt($_); } @statuses);
+        }
+        $result .= '<p>'.&mt('Student(s) with stored passback credentials for [_1], and also satisfy:',
+                             '<span class="LC_cusr_emph">'.$linkuri.'</span>').
+                   '<ul>'.
+                   '<li>'.&mt('Section(s)').": $section_display</li>\n".
+                   '<li>'.&mt('Group(s)').": $group_display</li>\n".
+                   '<li>'.&mt('Status').": $status_display</li>\n".
+                   '</ul>';
+        my ($classlist,undef,$fullname) = &getclasslist($sections,'1',$groups,'','','',$chosen);
+        if (keys(%$fullname)) {
+            $newcommand = 'passbackscores';
+            $result .= &build_section_inputs().
+                       &checkselect_js('passbackusers').
+                       '<p><br />'.
+                       &mt("To send scores, check box(es) next to the student's name(s), then push 'Send Scores'.").
+                       '</p>'.
+                       &check_script('passbackusers', 'stuinfo')."\n".
+                       '<input type="button" '."\n".
+                       'onclick="javascript:checkSelect(this.form.stuinfo);" '."\n".
+                       'value="'.&mt('Send Scores').'" /> <br />'."\n".
+                       &check_buttons()."\n".
+                       &Apache::loncommon::start_data_table().
+                       &Apache::loncommon::start_data_table_header_row();
+            my $loop = 0;
+            while ($loop < 2) {
+                $result .= '<th>'.&mt('No.').'</th><th>'.&mt('Select').'</th>'.
+                           '<th>'.&nameUserString('header').'&nbsp;'.&mt('Section/Group').'</th>';
+                $loop++;
+            }
+            $result .= &Apache::loncommon::end_data_table_header_row()."\n";
+            foreach my $student (sort
+                                 {
+                                     if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
+                                         return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
+                                     }
+                                     return $a cmp $b;
+                                 }
+                                 (keys(%$fullname))) {
+                $ctr++;
+                my $section = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION()];
+                my $group = $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
+                my $udom = $classlist->{$student}->[&Apache::loncoursedata::CL_SDOM()];
+                my $uname = $classlist->{$student}->[&Apache::loncoursedata::CL_SNAME()];
+                if ( $perm{'vgr'} eq 'F' ) {
+                    if ($ctr%2 ==1) {
+                        $result.= &Apache::loncommon::start_data_table_row();
+                    }
+                    $result .= '<td align="right">'.$ctr.'&nbsp;</td>'.
+                               '<td align="center"><label><input type="checkbox" name="stuinfo" value="'.
+                               $student.':'.$$fullname{$student}.':::SECTION'.$section.
+                               ')&nbsp;" />&nbsp;&nbsp;</label></td>'."\n".'<td>'.
+                               &nameUserString(undef,$$fullname{$student},$uname,$udom).
+                               '&nbsp;'.$section.($group ne '' ?'/'.$group:'').'</td>'."\n";
+
+                    if ($ctr%2 ==0) {
+                        $result .= &Apache::loncommon::end_data_table_row()."\n";
+                    }
+                }
+            }
+            if ($ctr%2 ==1) {
+                $result .= &Apache::loncommon::end_data_table_row();
+            }
+            $result .= &Apache::loncommon::end_data_table()."\n";
+            if ($ctr) {
+                $result .= '<input type="button" '.
+                           'onclick="javascript:checkSelect(this.form.stuinfo);" '.
+                           'value="'.&mt('Send Scores').'" />'."\n";
+            }
+        } else {
+            $submittext = '&larr; '.&mt('Previous');
+            $newcommand = 'passback';
+            $result .= '<span class="LC_warning">'.&mt('No students match the selection criteria').'</p>';
+        }
+    } else {
+        $newcommand = 'initialpassback';
+        $submittext = &mt('Start over');
+        if ($env{'form.passback'}) {
+            $result .= '<span class="LC_warning">'.&mt('Invalid launcher').'</span>'."\n";
+        } else {
+            $result .= '<span class="LC_warning">'.&mt('No launcher selected').'</span>'."\n";
+        }
+    }
+    $result .=  '<input type="hidden" name="command" value="'.$newcommand.'" />'."\n";
+    if (!$ctr) {
+        $result .= '<div>'."\n".
+                   '<input type="submit" value="'.$submittext.'" />'."\n".
+                   '</div>'."\n";
+    }
+    $result .= '</form>'."\n";
+    return $result;
+}
+
+sub do_passback {
+    my ($request,$symb) = @_;
+    my $cdom = $env{"course.$env{'request.course.id'}.domain"};
+    my $cnum = $env{"course.$env{'request.course.id'}.num"};
+    my $crstype = &Apache::loncommon::course_type();
+    my ($launchsymb,$appname,$setter,$linkuri,$linkprotector,$scope,$chosen);
+    if ($env{'form.passback'} ne '') {
+        $chosen = &unescape($env{'form.passback'});
+        ($linkuri,$linkprotector,$scope) = split("\0",$chosen);
+        ($launchsymb,$appname,$setter) = &get_passback_launcher($cdom,$cnum,$chosen);
+    }
+    if ($launchsymb ne '') {
+        $request->print(&launcher_info_box($launchsymb,$appname,$setter,$linkuri,$scope));
+    }
+    my $error;
+    if ($perm{'mgr'}) {
+        if ($launchsymb ne '') {
+            my @poss_students = &Apache::loncommon::get_env_multiple('form.stuinfo');
+            if (@poss_students) {
+                my %possibles;
+                foreach my $item (@poss_students) {
+                    my ($stuname,$studom) = split(/:/,$item,3);
+                    $possibles{$stuname.':'.$studom} = 1;
+                }
+                my ($sections,$groups,$group_display,$disabled) = &sections_and_groups();
+                my ($classlist,undef,$fullname,$pbinfo) =
+                    &getclasslist($sections,'1',$groups,'','','',$chosen,\%possibles);
+                if ((ref($classlist) eq 'HASH') && (ref($pbinfo) eq 'HASH')) {
+                    my %passback = %{$pbinfo};
+                    my (%tosend,%remotenotok,%scorenotok,%zeroposs,%nopbinfo);
+                    foreach my $possible (keys(%possibles)) {
+                        if ((exists($classlist->{$possible})) &&
+                            (exists($passback{$possible})) && (ref($passback{$possible}) eq 'ARRAY')) {
+                            $tosend{$possible} = 1;
+                        }
+                    }
+                    if (keys(%tosend)) {
+                        my ($lti_in_use,$crsdef);
+                        my ($ltinum,$ltitype) = ($linkprotector =~ /^(\d+)(c|d)$/);
+                        if ($ltitype eq 'c') {
+                            my %crslti = &Apache::lonnet::get_course_lti($cnum,$cdom,'provider');
+                            $lti_in_use = $crslti{$ltinum};
+                            $crsdef = 1;
+                        } else {
+                            my %domlti = &Apache::lonnet::get_domain_lti($cdom,'linkprot');
+                            $lti_in_use = $domlti{$ltinum};
+                        }
+                        if (ref($lti_in_use) eq 'HASH') {
+                            my $msgformat = $lti_in_use->{'passbackformat'};
+                            my $keynum = $lti_in_use->{'cipher'};
+                            my $scoretype = 'decimal';
+                            if ($lti_in_use->{'scoreformat'} =~ /^(decimal|ratio|percentage)$/) {
+                                $scoretype = $1;
+                            }
+                            my $pbmap;
+                            if ($launchsymb =~ /\.(page|sequence)$/) {
+                                $pbmap = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($launchsymb))[2]);
+                            } else {
+                                $pbmap = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($launchsymb))[0]);
+                            }
+                            $pbmap = &Apache::lonnet::clutter($pbmap);
+                            my $pbscope;
+                            if ($scope eq 'res') {
+                                $pbscope = 'resource';
+                            } elsif ($scope eq 'map') {
+                                $pbscope = 'nonrec';
+                            } elsif ($scope eq 'rec') {
+                                $pbscope = 'map';
+                            }
+                            my %pb = &common_passback_info();
+                            my $numstudents = scalar(keys(%tosend));
+                            my %prog_state = &Apache::lonhtmlcommon::Create_PrgWin($request,$numstudents);
+                            my $outcome = &Apache::loncommon::start_data_table().
+                                          &Apache::loncommon::start_data_table_header_row();
+                            my $loop = 0;
+                            while ($loop < 2) {
+                                $outcome .= '<th>'.&mt('No.').'</th>'.
+                                            '<th>'.&nameUserString('header').'&nbsp;'.&mt('Section/Group').'</th>'.
+                                            '<th>'.&mt('Score').'</th>';
+                                $loop++;
+                            }
+                            $outcome .= &Apache::loncommon::end_data_table_header_row()."\n";
+                            my $ctr=0;
+                            foreach my $student (sort
+                                {
+                                     if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
+                                         return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
+                                     }
+                                     return $a cmp $b;
+                                } (keys(%$fullname))) {
+                                next unless ($tosend{$student});
+                                my ($uname,$udom) = split(/:/,$student);
+                                &Apache::lonhtmlcommon::Increment_PrgWin($request,\%prog_state,'last student');
+                                my ($uname,$udom) = split(/:/,$student);
+                                my $uhome = &Apache::lonnet::homeserver($uname,$udom),
+                                my $id = $passback{$student}[0],
+                                my $url = $passback{$student}[1],
+                                my ($total,$possible,$usec);
+                                if (ref($classlist->{$student}) eq 'ARRAY') {
+                                    $usec = $classlist->{$student}->[&Apache::loncoursedata::CL_SECTION];
+                                }
+                                if ($pbscope eq 'resource') {
+                                    $total = 0;
+                                    $possible = 0;
+                                    my $navmap = Apache::lonnavmaps::navmap->new($uname,$udom);
+                                    if (ref($navmap)) {
+                                        my $res = $navmap->getBySymb($launchsymb);
+                                        if (ref($res)) {
+                                            my $partlist = $res->parts();
+                                            if (ref($partlist) eq 'ARRAY') {
+                                                my %record = &Apache::lonnet::restore($launchsymb,$env{'request.course.id'},$udom,$uname);
+                                                foreach my $part (@{$partlist}) {
+                                                    next if ($record{"resource.$part.solved"} =~/^excused/);
+                                                    my $weight = &Apache::lonnet::EXT("resource.$part.weight",$launchsymb,$udom,$uname,$usec);
+                                                    $possible += $weight;
+                                                    if (($record{'version'}) && (exists($record{"resource.$part.awarded"}))) {
+                                                        my $awarded = $record{"resource.$part.awarded"};
+                                                        if ($awarded) {
+                                                            $total += $weight * $awarded;
+                                                        }
+                                                    }
+                                                }
+                                            }
+                                        }
+                                    }
+                                } elsif (($pbscope eq 'map') || ($pbscope eq 'nonrec')) {
+                                    ($total,$possible) =
+                                        &Apache::lonhomework::get_lti_score($uname,$udom,$usec,$pbmap,$pbscope);
+                                }
+                                if (($id ne '') && ($url ne '') && ($possible)) {
+                                    my ($sent,$score,$code,$result) =
+                                        &LONCAPA::ltiutils::send_grade($cdom,$cnum,$crsdef,$pb{'type'},$ltinum,$keynum,$id,
+                                                                       $url,$scoretype,$pb{'sigmethod'},$msgformat,$total,$possible);
+                                    my $no_passback;
+                                    if ($sent) {
+                                        if ($code == 200) {
+                                            delete($tosend{$student});
+                                            my $namespace = $cdom.'_'.$cnum.'_lp_passback';
+                                            my $store = {
+                                                 'score' => $score,
+                                                 'ip' => $pb{'ip'},
+                                                 'host' => $pb{'lonhost'},
+                                                 'protector' => $linkprotector,
+                                                 'deeplink' => $linkuri,
+                                                 'scope' => $scope,
+                                                 'url' => $url,
+                                                 'id' => $id,
+                                                 'clientip' => $pb{'clientip'},
+                                                 'whodoneit' => $env{'user.name'}.':'.$env{'user.domain'},
+                                            };
+                                            my $value='';
+                                            foreach my $key (keys(%{$store})) {
+                                                $value.=&escape($key).'='.&Apache::lonnet::freeze_escape($store->{$key}).'&';
+                                            }
+                                            $value=~s/\&$//;
+                                            &Apache::lonnet::courselog(&escape($linkuri).':'.$uname.':'.$udom.':EXPORT:'.$value);
+                                            &Apache::lonnet::store_userdata({'score' => $score},$chosen,$namespace,$udom,$uname,$pb{'ip'});
+                                            $ctr++;
+                                            if ($ctr%2 ==1) {
+                                                $outcome .= &Apache::loncommon::start_data_table_row();
+                                            }
+                                            my $group = $classlist->{$student}->[&Apache::loncoursedata::CL_GROUP()];
+                                            $outcome .= '<td align="right">'.$ctr.'&nbsp;</td>'.
+                                                        '<td>'.&nameUserString(undef,$$fullname{$student},$uname,$udom).
+                                                        '&nbsp;'.$usec.($group ne '' ?'/'.$group:'').'</td>'.
+                                                        '<td>'.$score.'</td>'."\n";
+                                            if ($ctr%2 ==0) {
+                                                $outcome .= &Apache::loncommon::end_data_table_row()."\n";
+                                            }
+                                        } else {
+                                            $remotenotok{$student} = 1;
+                                            $no_passback = "Passback response for ".$linkprotector." was $code ($result)";
+                                            &Apache::lonnet::logthis($no_passback." for $uname:$udom in ${cdom}_${cnum}");
+                                        }
+                                    } else {
+                                        $scorenotok{$student} = 1;
+                                        $no_passback = "Passback of grades not sent for ".$linkprotector;
+                                        &Apache::lonnet::logthis($no_passback." for $uname:$udom in ${cdom}_${cnum}");
+                                    }
+                                    if ($no_passback) {
+                                        &Apache::lonnet::log($udom,$uname,$uhome,$no_passback." score: $score; total: $total; possible: $possible");
+                                        my $key = &Time::HiRes::time().':'.$uname.':'.$udom.':'.
+                                                  "$linkuri\0$linkprotector\0$scope";
+                                        my $ltigrade = {
+                                                         $key => {
+                                                                   'ltinum'   => $ltinum,
+                                                                   'lti'      => $lti_in_use,
+                                                                   'crsdef'   => $crsdef,
+                                                                   'cid'      => $cdom.'_'.$cnum,
+                                                                   'uname'    => $uname,
+                                                                   'udom'     => $udom,
+                                                                   'uhome'    => $uhome,
+                                                                   'pbid'     => $id,
+                                                                   'pburl'    => $url,
+                                                                   'pbtype'   => $pb{'type'},
+                                                                   'pbscope'  => $pbscope,
+                                                                   'pbmap'    => $pbmap,
+                                                                   'pbsymb'   => $launchsymb,
+                                                                   'format'   => $scoretype,
+                                                                   'scope'    => $scope,
+                                                                   'clientip' => $pb{'clientip'},
+                                                                   'linkprot' => $linkprotector.':'.$linkuri,
+                                                                   'total'    => $total,
+                                                                   'possible' => $possible,
+                                                                   'score'    => $score,
+                                                                 },
+                                        };
+                                        &Apache::lonnet::put('linkprot_passback_pending',$ltigrade,$cdom,$cnum);
+                                    }
+                                } else {
+                                    if (($id ne '') && ($url ne '')) {
+                                        $zeroposs{$student} = 1;
+                                    } else {
+                                        $nopbinfo{$student} = 1;
+                                    }
+                                }
+                            }
+                            &Apache::lonhtmlcommon::Close_PrgWin($request,\%prog_state);
+                            if ($ctr%2 ==1) {
+                                $outcome .= &Apache::loncommon::end_data_table_row();
+                            }
+                            $outcome .= &Apache::loncommon::end_data_table();
+                            if ($ctr) {
+                                $request->print('<p><br />'.&mt('Scores sent to launcher CMS').'</p>'.
+                                                '<p>'.$outcome.'</p>');
+                            } else {
+                                $request->print('<p>'.&mt('No scores sent to launcher CMS').'</p>');
+                            }
+                            if (keys(%tosend)) {
+                                $request->print('<p>'.&mt('No scores sent for following'));
+                                my ($zeros,$nopbcreds,$noconfirm,$noscore);
+                                foreach my $student (sort
+                                {
+                                     if (lc($$fullname{$a}) ne lc($$fullname{$b})) {
+                                         return (lc($$fullname{$a}) cmp lc($$fullname{$b}));
+                                     }
+                                     return $a cmp $b;
+                                } (keys(%$fullname))) {
+                                    next unless ($tosend{$student});
+                                    my ($uname,$udom) = split(/:/,$student);
+                                    my $line = '<li>'.&nameUserString(undef,$$fullname{$student},$uname,$udom).'</li>'."\n";
+                                    if ($zeroposs{$student}) {
+                                        $zeros .= $line;
+                                    } elsif ($nopbinfo{$student}) {
+                                        $nopbcreds .= $line;
+                                    } elsif ($remotenotok{$student}) {
+                                        $noconfirm .= $line;
+                                    } elsif ($scorenotok{$student}) {
+                                        $noscore .= $line;
+                                    }
+                                }
+                                if ($zeros) {
+                                    $request->print('<br />'.&mt('Total points possible was 0').':'.
+                                                    '<ul>'.$zeros.'</ul><br />');
+                                }
+                                if ($nopbcreds) {
+                                    $request->print('<br />'.&mt('Missing unique identifier and/or passback location').':'.
+                                                    '<ul>'.$nopbcreds.'</ul><br />');
+                                }
+                                if ($noconfirm) {
+                                    $request->print('<br />'.&mt('Score receipt not confirmed by receiving CMS').':'.
+                                                    '<ul>'.$noconfirm.'</ul><br />');
+                                }
+                                if ($noscore) {
+                                    $request->print('<br />'.&mt('Score computation or transmission failed').':'.
+                                                    '<ul>'.$noscore.'</ul><br />');
+                                }
+                                $request->print('</p>');
+                            }
+                        } else {
+                            $error = &mt('Settings for deep-link launch target unavailable, so no scores were sent');
+                        }
+                    } else {
+                        $error = &mt('No available students for whom scores can be sent.');
+                    }
+                } else {
+                    $error = &mt('Classlist could not be retrieved so no scores were sent.');
+                }
+            } else {
+                $error = &mt('No students selected to receive scores so none were sent.');
+            }
+        } else {
+            if ($env{'form.passback'}) {
+                $error = &mt('Deep-link launch target was invalid so no scores were sent.');
+            } else {
+                $error = &mt('Deep-link launch target was missing so no scores were sent.');
+            }
+        }
+    } else {
+        $error = &mt('You do not have permission to manage grades, so no scores were sent');
+    }
+    if ($error) {
+        $request->print('<p class="LC_info">'.$error.'</p>');
+    }
+    return;
+}
+
+sub get_passback_launcher {
+    my ($cdom,$cnum,$chosen) = @_;
+    my ($linkuri,$linkprotector,$scope) = split("\0",$chosen);
+    my ($ltinum,$ltitype) = ($linkprotector =~ /^(\d+)(c|d)$/);
+    my ($appname,$setter);
+    if ($ltitype eq 'c') {
+        my %lti = &Apache::lonnet::get_course_lti($cnum,$cdom,'provider');
+        if (ref($lti{$ltinum}) eq 'HASH') {
+            $appname = $lti{$ltinum}{'name'};
+            if ($appname) {
+                $setter = ' (defined in course)';
+            }
+        }
+    } elsif ($ltitype eq 'd') {
+        my %lti = &Apache::lonnet::get_domain_lti($cdom,'linkprot');
+        if (ref($lti{$ltinum}) eq 'HASH') {
+            $appname = $lti{$ltinum}{'name'};
+            if ($appname) {
+                $setter = ' (defined in domain)';
+            }
+        }
+    }
+    my $launchsymb = &Apache::loncommon::symb_from_tinyurl($linkuri,$cnum,$cdom);
+    if ($launchsymb eq '') {
+        my %passback = &Apache::lonnet::dump('nohist_linkprot_passback',$cdom,$cnum);
+        foreach my $poss_symb (keys(%passback)) {
+            if (ref($passback{$poss_symb}) eq 'HASH') {
+                if (exists($passback{$poss_symb}{$chosen})) {
+                    $launchsymb = $poss_symb;
+                    last;
+                }
+            }
+        }
+        if ($launchsymb ne '') {
+            return ($launchsymb,$appname,$setter);
+        }
+    } else {
+        my %passback = &Apache::lonnet::get('nohist_linkprot_passback',[$launchsymb],$cdom,$cnum);
+        if (ref($passback{$launchsymb}) eq 'HASH') {
+            if (exists($passback{$launchsymb}{$chosen})) {
+                return ($launchsymb,$appname,$setter);
+            }
+        }
+    }
+    return ();
+}
+
+sub sections_and_groups {
+    my (@sections,@groups,$group_display);
+    @groups = &Apache::loncommon::get_env_multiple('form.group');
+    if (grep(/^all$/,@groups)) {
+         @groups = ('all');
+         $group_display = 'all';
+    } elsif (grep(/^none$/,@groups)) {
+         @groups = ('none');
+         $group_display = 'none';
+    } elsif (@groups > 0) {
+         $group_display = join(', ',@groups);
+    }
+    if ($env{'request.course.sec'} ne '') {
+        @sections = ($env{'request.course.sec'});
+    } else {
+        @sections = &Apache::loncommon::get_env_multiple('form.section');
+    }
+    my $disabled = ' disabled="disabled"';
+    if ($perm{'mgr'}) {
+        if (grep(/^all$/,@sections)) {
+            undef($disabled);
+        } else {
+            foreach my $sec (@sections) {
+                if (&canmodify($sec)) {
+                    undef($disabled);
+                    last;
+                }
+            }
+        }
+    }
+    if (grep(/^all$/,@sections)) {
+        @sections = ('all');
+    }
+    return(\@sections,\@groups,$group_display,$disabled);
+}
+
+sub launcher_info_box {
+    my ($launcher,$appname,$setter,$linkuri,$scope) = @_;
+    my $shownscope;
+    if ($scope eq 'res') {
+        $shownscope = &mt('Resource');
+    } elsif ($scope eq 'map') {
+        $shownscope = &mt('Folder');
+    }  elsif ($scope eq 'rec') {
+        $shownscope = &mt('Folder + sub-folders');
+    }
+    return '<p>'.
+           &Apache::lonhtmlcommon::start_pick_box().
+           &Apache::lonhtmlcommon::row_title(&mt('Launch Item Title')).
+           &Apache::lonnet::gettitle($launcher).
+           &Apache::lonhtmlcommon::row_closure().
+           &Apache::lonhtmlcommon::row_title(&mt('Deep-link')).
+           $linkuri.
+           &Apache::lonhtmlcommon::row_closure().
+           &Apache::lonhtmlcommon::row_title(&mt('Launcher')).
+           $appname.' '.$setter.
+           &Apache::lonhtmlcommon::row_closure().
+           &Apache::lonhtmlcommon::row_title(&mt('Score Type')).
+           $shownscope.
+           &Apache::lonhtmlcommon::row_closure(1).
+           &Apache::lonhtmlcommon::end_pick_box().'</p>'."\n";
+}
+
+sub passbacks_for_symb {
+    my ($cdom,$cnum,$symb) = @_;
+    my %passback = &Apache::lonnet::dump('nohist_linkprot_passback',$cdom,$cnum);
+    my %needpb;
+    if (keys(%passback)) {
+        my $checkpb = 1;
+        if (exists($passback{$symb})) {
+            if (keys(%passback) == 1) {
+                undef($checkpb);
+            }
+            if (ref($passback{$symb}) eq 'HASH') {
+                foreach my $launcher (keys(%{$passback{$symb}})) {
+                    $needpb{$launcher} = $symb;
+                }
+            }
+        }
+        if ($checkpb) {
+            my ($map,$id,$url) = &Apache::lonnet::decode_symb($symb);
+            my $navmap = Apache::lonnavmaps::navmap->new();
+            if (ref($navmap)) {
+                my $mapres = $navmap->getResourceByUrl($map);
+                if (ref($mapres)) {
+                    my $mapsymb = $mapres->symb();
+                    if (exists($passback{$mapsymb})) {
+                        if (keys(%passback) == 1) {
+                            undef($checkpb);
+                        }
+                        if (ref($passback{$mapsymb}) eq 'HASH') {
+                            foreach my $launcher (keys(%{$passback{$mapsymb}})) {
+                                $needpb{$launcher} = $mapsymb;
+                            }
+                        }
+                    }
+                    my %posspb;
+                    if ($checkpb) {
+                        my @recurseup = $navmap->recurseup_maps($map,1);
+                        if (@recurseup) {
+                            map { $posspb{$_} = 1; } @recurseup;
+                        }
+                    }
+                    foreach my $key (keys(%passback)) {
+                        if (exists($posspb{$key})) {
+                            if (ref($passback{$key}) eq 'HASH') {
+                                foreach my $launcher (keys(%{$passback{$key}})) {
+                                    my ($linkuri,$linkprotector,$scope) = split("\0",$launcher);
+                                    next unless ($scope eq 'rec');
+                                    $needpb{$launcher} = $key;
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+    return %needpb;
+}
+
+sub process_passbacks {
+    my ($context,$symbs,$cdom,$cnum,$udom,$uname,$usec,$weights,$awardeds,$excuseds,$needpb,
+        $skip_passback,$pbsave,$pbids) = @_;
+    if ((ref($needpb) eq 'HASH') && (ref($skip_passback) eq 'HASH') && (ref($pbsave) eq 'HASH')) {
+        my (%weight,%awarded,%excused);
+        if ((ref($symbs) eq 'ARRAY') && (ref($weights) eq 'HASH') && (ref($awardeds) eq 'HASH') &&
+            (ref($excuseds) eq 'HASH')) {
+            %weight = %{$weights};
+            %awarded = %{$awardeds};
+            %excused = %{$excuseds};
+        }
+        my $uhome = &Apache::lonnet::homeserver($uname,$udom);
+        my @launchers = keys(%{$needpb});
+        my %pbinfo;
+        if (ref($pbids) eq 'HASH') {
+            %pbinfo = %{$pbids};
+        } else {
+            %pbinfo = &Apache::lonnet::get('nohist_'.$cdom.'_'.$cnum.'_linkprot_pb',\@launchers,$udom,$uname);
+        }
+        my %pbc = &common_passback_info();
+        foreach my $launcher (@launchers) {
+            if (ref($pbinfo{$launcher}) eq 'ARRAY') {
+                my $pbid = $pbinfo{$launcher}[0];
+                my $pburl = $pbinfo{$launcher}[1];
+                my (%total_by_symb,%possible_by_symb);
+                if (($pbid ne '') && ($pburl ne '')) {
+                    next if ($skip_passback->{$launcher});
+                    my %pb = %pbc;
+                    if ((exists($pbsave->{$launcher})) &&
+                        (ref($pbsave->{$launcher}) eq 'HASH')) {
+                        foreach my $item ('lti_in_use','crsdef','ltinum','keynum','scoretype','msgformat',
+                                          'symb','map','pbscope','linkuri','linkprotector','scope') {
+                            $pb{$item} = $pbsave->{$launcher}{$item};
+                        }
+                    } else {
+                        my $ltitype;
+                        ($pb{'linkuri'},$pb{'linkprotector'},$pb{'scope'}) = split("\0",$launcher);
+                        ($pb{'ltinum'},$ltitype) = ($pb{'linkprotector'} =~ /^(\d+)(c|d)$/);
+                        if ($ltitype eq 'c') {
+                            my %crslti = &Apache::lonnet::get_course_lti($cnum,$cdom,'provider');
+                            $pb{'lti_in_use'} = $crslti{$pb{'ltinum'}};
+                            $pb{'crsdef'} = 1;
+                        } else {
+                            my %domlti = &Apache::lonnet::get_domain_lti($cdom,'linkprot');
+                            $pb{'lti_in_use'} = $domlti{$pb{'ltinum'}};
+                        }
+                        if (ref($pb{'lti_in_use'}) eq 'HASH') {
+                            $pb{'msgformat'} = $pb{'lti_in_use'}->{'passbackformat'};
+                            $pb{'keynum'} = $pb{'lti_in_use'}->{'cipher'};
+                            $pb{'scoretype'} = 'decimal';
+                            if ($pb{'lti_in_use'}->{'scoreformat'} =~ /^(decimal|ratio|percentage)$/) {
+                                $pb{'scoretype'} = $1;
+                            }
+                            $pb{'symb'} = $needpb->{$launcher};
+                            if ($pb{'symb'} =~ /\.(page|sequence)$/) {
+                                $pb{'map'} = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($pb{'symb'}))[2]);
+                            } else {
+                                $pb{'map'} = &Apache::lonnet::deversion((&Apache::lonnet::decode_symb($pb{'symb'}))[0]);
+                            }
+                            $pb{'map'} = &Apache::lonnet::clutter($pb{'map'});
+                            if ($pb{'scope'} eq 'res') {
+                                $pb{'pbscope'} = 'resource';
+                            } elsif ($pb{'scope'} eq 'map') {
+                                $pb{'pbscope'} = 'nonrec';
+                            } elsif ($pb{'scope'} eq 'rec') {
+                                $pb{'pbscope'} = 'map';
+                            }
+                            foreach my $item ('lti_in_use','crsdef','ltinum','keynum','scoretype','msgformat',
+                                              'symb','map','pbscope','linkuri','linkprotector','scope') {
+                                $pbsave->{$launcher}{$item} = $pb{$item};
+                            }
+                        } else {
+                            $skip_passback->{$launcher} = 1;
+                        }
+                    }
+                    if (ref($symbs) eq 'ARRAY') {
+                        foreach my $symb (@{$symbs}) {
+                            if ((ref($weight{$symb}) eq 'HASH') && (ref($awarded{$symb}) eq 'HASH') &&
+                                (ref($excused{$symb}) eq 'HASH')) {
+                                foreach my $part (keys(%{$weight{$symb}})) {
+                                    if ($excused{$symb}{$part}) {
+                                        next;
+                                    }
+                                    my $partweight = $weight{$symb}{$part} eq '' ? 1 :
+                                                     $weight{$symb}{$part};
+                                    if ($awarded{$symb}{$part}) {
+                                        $total_by_symb{$symb} += $partweight * $awarded{$symb}{$part};
+                                    }
+                                    $possible_by_symb{$symb} += $partweight;
+                                }
+                            }
+                        }
+                    }
+                    if ($context eq 'updatebypage') {
+                        my $ltigrade = {
+                                        'ltinum'     => $pb{'ltinum'},
+                                        'lti'        => $pb{'lti_in_use'},
+                                        'crsdef'     => $pb{'crsdef'},
+                                        'cid'        => $cdom.'_'.$cnum,
+                                        'uname'      => $uname,
+                                        'udom'       => $udom,
+                                        'uhome'      => $uhome,
+                                        'usec'       => $usec,
+                                        'pbid'       => $pbid,
+                                        'pburl'      => $pburl,
+                                        'pbtype'     => $pb{'type'},
+                                        'pbscope'    => $pb{'pbscope'},
+                                        'pbmap'      => $pb{'map'},
+                                        'pbsymb'     => $pb{'symb'},
+                                        'format'     => $pb{'scoretype'},
+                                        'scope'      => $pb{'scope'},
+                                        'clientip'   => $pb{'clientip'},
+                                        'linkprot'   => $pb{'linkprotector'}.':'.$pb{'linkuri'},
+                                        'total_s'    => \%total_by_symb,
+                                        'possible_s' => \%possible_by_symb,
+                        };
+                        push(@Apache::grades::ltipassback,$ltigrade);
+                        next;
+                    }
+                    my ($total,$possible);
+                    if ($pb{'pbscope'} eq 'resource') {
+                        $total = $total_by_symb{$pb{'symb'}};
+                        $possible = $possible_by_symb{$pb{'symb'}};
+                    } elsif (($pb{'pbscope'} eq 'map') || ($pb{'pbscope'} eq 'nonrec')) {
+                        ($total,$possible) =
+                            &Apache::lonhomework::get_lti_score($uname,$udom,$usec,$pb{'map'},$pb{'pbscope'},
+                                                                \%total_by_symb,\%possible_by_symb);
+                    }
+                    if (!$possible) {
+                        $total = 0;
+                        $possible = 1;
+                    }
+                    my ($sent,$score,$code,$result) =
+                        &LONCAPA::ltiutils::send_grade($cdom,$cnum,$pb{'crsdef'},$pb{'type'},$pb{'ltinum'},
+                                                       $pb{'keynum'},$pbid,$pburl,$pb{'scoretype'},$pb{'sigmethod'},
+                                                       $pb{'msgformat'},$total,$possible);
+                    my $no_passback;
+                    if ($sent) {
+                        if ($code == 200) {
+                            my $namespace = $cdom.'_'.$cnum.'_lp_passback';
+                            my $store = {
+                                'score' => $score,
+                                'ip' => $pb{'ip'},
+                                'host' => $pb{'lonhost'},
+                                'protector' => $pb{'linkprotector'},
+                                'deeplink' => $pb{'linkuri'},
+                                'scope' => $pb{'scope'},
+                                'url' => $pburl,
+                                'id' => $pbid,
+                                'clientip' => $pb{'clientip'},
+                                'whodoneit' => $env{'user.name'}.':'.$env{'user.domain'},
+                            };
+                            my $value='';
+                            foreach my $key (keys(%{$store})) {
+                                 $value.=&escape($key).'='.&Apache::lonnet::freeze_escape($store->{$key}).'&';
+                            }
+                            $value=~s/\&$//;
+                            &Apache::lonnet::courselog(&escape($pb{'linkuri'}).':'.$uname.':'.$udom.':EXPORT:'.$value);
+                            &Apache::lonnet::store_userdata({'score' => $score},$launcher,$namespace,$udom,$uname,$pb{'ip'});
+                        } else {
+                            $no_passback = 1;
+                        }
+                    } else {
+                        $no_passback = 1;
+                    }
+                    if ($no_passback) {
+                        &Apache::lonnet::log($udom,$uname,$uhome,$no_passback." score: $score; total: $total; possible: $possible");
+                        my $ltigrade = {
+                           'ltinum'   => $pb{'ltinum'},
+                           'lti'      => $pb{'lti_in_use'},
+                           'crsdef'   => $pb{'crsdef'},
+                           'cid'      => $cdom.'_'.$cnum,
+                           'uname'    => $uname,
+                           'udom'     => $udom,
+                           'uhome'    => $uhome,
+                           'pbid'     => $pbid,
+                           'pburl'    => $pburl,
+                           'pbtype'   => $pb{'type'},
+                           'pbscope'  => $pb{'pbscope'},
+                           'pbmap'    => $pb{'map'},
+                           'pbsymb'   => $pb{'symb'},
+                           'format'   => $pb{'scoretype'},
+                           'scope'    => $pb{'scope'},
+                           'clientip' => $pb{'clientip'},
+                           'linkprot' => $pb{'linkprotector'}.':'.$pb{'linkuri'},
+                           'total'    => $total,
+                           'possible' => $possible,
+                           'score'    => $score,
+                        };
+                        &Apache::lonnet::put('linkprot_passback_pending',$ltigrade,$cdom,$cnum);
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+sub common_passback_info {
+    my %pbc = (
+               sigmethod => 'HMAC-SHA1',
+               type      => 'linkprot',
+               clientip  => &Apache::lonnet::get_requestor_ip(),
+               lonhost   => $Apache::lonnet::perlvar{'lonHostID'},
+               ip        => &Apache::lonnet::get_host_ip($Apache::lonnet::perlvar{'lonHostID'}),
+             );
+    return %pbc;
 }
 
 #--- This is called by a number of programs.
@@ -907,142 +1937,179 @@ sub verifyreceipt {
 #--- Also called directly when one clicks on the subm button 
 #    on the problem page.
 sub listStudents {
-    my ($request) = shift;
+    my ($request,$symb,$submitonly,$divforres) = @_;
 
-    my ($symb) = &get_symb($request);
+    my $is_tool   = ($symb =~ /ext\.tool$/);
     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
     my $getgroup  = $env{'form.group'} eq '' ? 'all' : $env{'form.group'};
-    my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
-    my $viewgrade = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
-    $env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
-	&Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
-
-    my $result='<h3><span class="LC_info">&nbsp;'
-	.&mt("$viewgrade Submissions for a Student or a Group of Students")
-	.'</span></h3>';
-
-    my ($table,undef,$hdgrade,$partlist,$handgrade) = &showResourceInfo($symb,$env{'form.probTitle'},($env{'form.showgrading'} eq 'yes'));
-
-    my %js_lt = &Apache::lonlocal::texthash (
-		'multiple' => 'Please select a student or group of students before clicking on the Next button.',
-		'single'   => 'Please select the student before clicking on the Next button.',
-	     );
-    &js_escape(\%js_lt);
-    $request->print(<<LISTJAVASCRIPT);
-<script type="text/javascript" language="javascript">
-    function checkSelect(checkBox) {
-	var ctr=0;
-	var sense="";
-	if (checkBox.length > 1) {
-	    for (var i=0; i<checkBox.length; i++) {
-		if (checkBox[i].checked) {
-		    ctr++;
-		}
-	    }
-	    sense = '$js_lt{'multiple'}';
-	} else {
-	    if (checkBox.checked) {
-		ctr = 1;
-	    }
-	    sense = '$js_lt{'single'}';
-	}
-	if (ctr == 0) {
-	    alert(sense);
-	    return false;
-	}
-	document.gradesub.submit();
+    unless ($submitonly) {
+        $submitonly = $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
+    }
+
+    my $result='';
+    my $res_error;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,\$res_error);
+
+    my $table;
+    if (ref($partlist) eq 'ARRAY') {
+        if (scalar(@$partlist) > 1 ) {
+            $table = &showResourceInfo($symb,$partlist,$responseType,'gradesub',1);
+        } elsif ($divforres) {
+            $table = '<div style="padding:0;clear:both;margin:0;border:0"></div>';
+        } else {
+            $table = '<br clear="all" />';
+        }
     }
 
+    $request->print(&checkselect_js());
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<LISTJAVASCRIPT));
+
     function reLoadList(formname) {
 	if (formname.saveStatusOld.value == pullDownSelection(formname.Status)) {return;}
 	formname.command.value = 'submission';
 	formname.submit();
     }
-</script>
 LISTJAVASCRIPT
 
     &commonJSfunctions($request);
     $request->print($result);
 
-    my $checkhdgrade = ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1 ) ? 'checked="checked"' : '';
-    my $checklastsub = $checkhdgrade eq '' ? 'checked="checked"' : '';
     my $gradeTable='<form action="/adm/grades" method="post" name="gradesub">'.
 	"\n".$table;
-	
-    $gradeTable .= &Apache::lonhtmlcommon::start_pick_box();
-    $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Problem Text'))
-                  .'<label><input type="radio" name="vProb" value="no" checked="checked" /> '.&mt('no').' </label>'."\n"
-                  .'<label><input type="radio" name="vProb" value="yes" /> '.&mt('one student').' </label>'."\n"
-                  .'<label><input type="radio" name="vProb" value="all" /> '.&mt('all students').' </label><br />'."\n"
-                  .&Apache::lonhtmlcommon::row_closure();
-    $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Answer'))
-                  .'<label><input type="radio" name="vAns" value="no"  /> '.&mt('no').' </label>'."\n"
-                  .'<label><input type="radio" name="vAns" value="yes" /> '.&mt('one student').' </label>'."\n"
-                  .'<label><input type="radio" name="vAns" value="all" checked="checked" /> '.&mt('all students').' </label><br />'."\n"
-                  .&Apache::lonhtmlcommon::row_closure();
 
-    my $submission_options;
-    if ($env{'form.handgrade'} eq 'yes' && scalar(@$partlist) > 1) {
-	$submission_options.=
-	    '<label><input type="radio" name="lastSub" value="hdgrade" '.$checkhdgrade.' /> '.&mt('essay part only').' </label>'."\n";
+    $gradeTable .= &Apache::lonhtmlcommon::start_pick_box();
+    unless ($is_tool) {
+        $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Problem Text'))
+                      .'<label><input type="radio" name="vProb" value="no" checked="checked" /> '.&mt('no').' </label>'."\n"
+                      .'<label><input type="radio" name="vProb" value="yes" /> '.&mt('one student').' </label>'."\n"
+                      .'<label><input type="radio" name="vProb" value="all" /> '.&mt('all students').' </label><br />'."\n"
+                      .&Apache::lonhtmlcommon::row_closure();
+        $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('View Answer'))
+                      .'<label><input type="radio" name="vAns" value="no"  /> '.&mt('no').' </label>'."\n"
+                      .'<label><input type="radio" name="vAns" value="yes" /> '.&mt('one student').' </label>'."\n"
+                      .'<label><input type="radio" name="vAns" value="all" checked="checked" /> '.&mt('all students').' </label><br />'."\n"
+                      .&Apache::lonhtmlcommon::row_closure();
     }
+
     my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
     my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status;
     $env{'form.Status'} = $saveStatus;
-    $submission_options.=
+    my %optiontext;
+    if ($is_tool) {
+        %optiontext = &Apache::lonlocal::texthash (
+                          lastonly => 'last transaction',
+                          last     => 'last transaction with details',
+                          datesub  => 'all transactions',
+                          all      => 'all transactions with details',
+                      );
+    } else {
+        %optiontext = &Apache::lonlocal::texthash (
+                          lastonly => 'last submission',
+                          last     => 'last submission with details',
+                          datesub  => 'all submissions',
+                          all      => 'all submissions with details',
+                      );
+    }
+    my $submission_options =
         '<span class="LC_nobreak">'.
-        '<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> '.
-        &mt('last submission only').' </label></span>'."\n".
+        '<label><input type="radio" name="lastSub" value="lastonly" /> '.
+        $optiontext{'lastonly'}.' </label></span>'."\n".
         '<span class="LC_nobreak">'.
         '<label><input type="radio" name="lastSub" value="last" /> '.
-        &mt('last submission &amp; parts info').' </label></span>'."\n".
+        $optiontext{'last'}.' </label></span>'."\n".
         '<span class="LC_nobreak">'.
-        '<label><input type="radio" name="lastSub" value="datesub" /> '.
-        &mt('by dates and submissions').'</label></span>'."\n".
+        '<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> '.
+        $optiontext{'datesub'}.'</label></span>'."\n".
         '<span class="LC_nobreak">'.
         '<label><input type="radio" name="lastSub" value="all" /> '.
-        &mt('all details').'</label></span>';
-    $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Submissions'))
-                  .$submission_options
+        $optiontext{'all'}.'</label></span>';
+    my $viewtitle;
+    if ($is_tool) {
+        $viewtitle = &mt('View Transactions');
+    } else {
+        $viewtitle = &mt('View Submissions');
+    }
+    my ($compmsg,$nocompmsg);
+    $nocompmsg = ' checked="checked"';
+    if ($numessay) {
+        $compmsg = $nocompmsg;
+        $nocompmsg = '';
+    }
+    $gradeTable .= &Apache::lonhtmlcommon::row_title($viewtitle)
+                  .$submission_options;
+# Check if any gradable
+    my $showmore;
+    if ($perm{'mgr'}) {
+        my @sections;
+        if ($env{'request.course.sec'} ne '') {
+            @sections = ($env{'request.course.sec'});
+        } elsif ($env{'form.section'} eq '') {
+            @sections = ('all');
+        } else {
+            @sections = &Apache::loncommon::get_env_multiple('form.section');
+        }
+        if (grep(/^all$/,@sections)) {
+            $showmore = 1;
+        } else {
+            foreach my $sec (@sections) {
+                if (&canmodify($sec)) {
+                    $showmore = 1;
+                    last;
+                }
+            }
+        }
+    }
+
+    if ($showmore) {
+        $gradeTable .=
+                   &Apache::lonhtmlcommon::row_closure()
+                  .&Apache::lonhtmlcommon::row_title(&mt('Send Messages'))
+                  .'<span class="LC_nobreak">'
+                  .'<label><input type="radio" name="compmsg" value="0"'.$nocompmsg.' />'
+                  .&mt('No').('&nbsp;'x2).'</label>'
+                  .'<label><input type="radio" name="compmsg" value="1"'.$compmsg.' />'
+                  .&mt('Yes').('&nbsp;'x2).'</label>'
                   .&Apache::lonhtmlcommon::row_closure();
 
-    $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Grading Increments'))
+        $gradeTable .= 
+                   &Apache::lonhtmlcommon::row_title(&mt('Grading Increments'))
                   .'<select name="increment">'
                   .'<option value="1">'.&mt('Whole Points').'</option>'
                   .'<option value=".5">'.&mt('Half Points').'</option>'
                   .'<option value=".25">'.&mt('Quarter Points').'</option>'
                   .'<option value=".1">'.&mt('Tenths of a Point').'</option>'
-                  .'</select>'
-                  .&Apache::lonhtmlcommon::row_closure();
-
+                  .'</select>';
+    }
     $gradeTable .= 
         &build_section_inputs().
 	'<input type="hidden" name="submitonly"  value="'.$submitonly.'" />'."\n".
-	'<input type="hidden" name="handgrade"   value="'.$env{'form.handgrade'}.'" /><br />'."\n".
-	'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" /><br />'."\n".
-	'<input type="hidden" name="saveState"   value="'.$env{'form.saveState'}.'" />'."\n".
-	'<input type="hidden" name="probTitle"   value="'.$env{'form.probTitle'}.'" />'."\n".
 	'<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
 	'<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
-
-    if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
-	$gradeTable .= '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n";
+    if (exists($env{'form.Status'})) {
+	$gradeTable .= '<input type="hidden" name="Status" value="'.$env{'form.Status'}.'" />'."\n";
     } else {
-        $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Student Status'))
+        $gradeTable .= &Apache::lonhtmlcommon::row_closure()
+                      .&Apache::lonhtmlcommon::row_title(&mt('Student Status'))
                       .&Apache::lonhtmlcommon::StatusOptions(
-                           $saveStatus,undef,1,'javascript:reLoadList(this.form);')
-                      .&Apache::lonhtmlcommon::row_closure();
+                           $saveStatus,undef,1,'javascript:reLoadList(this.form);');
     }
-
-    $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Check For Plagiarism'))
-                  .'<input type="checkbox" name="checkPlag" checked="checked" />'
-                  .&Apache::lonhtmlcommon::row_closure(1)
+    if ($numessay) {
+        $gradeTable .= &Apache::lonhtmlcommon::row_closure()
+                      .&Apache::lonhtmlcommon::row_title(&mt('Check For Plagiarism'))
+                      .'<input type="checkbox" name="checkPlag" checked="checked" />';
+    }
+    $gradeTable .= &Apache::lonhtmlcommon::row_closure(1)
                   .&Apache::lonhtmlcommon::end_pick_box();
-
+    my $regrademsg;
+    if ($is_tool) {
+        $regrademsg =&mt("To view/grade/regrade, click on the check box(es) next to the student's name(s). Then click on the Next button.");
+    } else {
+        $regrademsg = &mt("To view/grade/regrade a submission or a group of submissions, click on the check box(es) next to the student's name(s). Then click on the Next button.");
+    }
     $gradeTable .= '<p>'
-                  .&mt('To '.lc($viewgrade)." a submission or a group of submissions, click on the check box(es) next to the student's name(s). Then click on the Next button.")."\n"
+                  .$regrademsg."\n"
                   .'<input type="hidden" name="command" value="processGroup" />'
                   .'</p>';
 
@@ -1059,9 +2126,7 @@ LISTJAVASCRIPT
     while ($loop < 2) {
 	$gradeTable.='<th>'.&mt('No.').'</th><th>'.&mt('Select').'</th>'.
 	    '<th>'.&nameUserString('header').'&nbsp;'.&mt('Section/Group').'</th>';
-	if ($env{'form.showgrading'} eq 'yes' 
-	    && $submitonly ne 'queued'
-	    && $submitonly ne 'all') {
+	if (($submitonly ne 'queued') && ($submitonly ne 'all')) {
 	    foreach my $part (sort(@$partlist)) {
 		my $display_part=
 		    &get_display_part((split(/_/,$part))[0],$symb);
@@ -1097,9 +2162,7 @@ LISTJAVASCRIPT
 	    $status{'gradingqueue'} = $queue_status{'gradingqueue'};
 	}
 
-	if ($env{'form.showgrading'} eq 'yes' 
-	    && $submitonly ne 'queued'
-	    && $submitonly ne 'all') {
+	if (($submitonly ne 'queued') && ($submitonly ne 'all')) {
 	    (%status) =&student_gradeStatus($symb,$udom,$uname,$partlist);
 	    my $submitted = 0;
 	    my $graded = 0;
@@ -1140,7 +2203,7 @@ LISTJAVASCRIPT
 	       &nameUserString(undef,$$fullname{$student},$uname,$udom).
 	       '&nbsp;'.$section.($group ne '' ?'/'.$group:'').'</td>'."\n";
 
-	    if ($env{'form.showgrading'} eq 'yes' && $submitonly ne 'all') {
+	    if ($submitonly ne 'all') {
 		foreach (sort(keys(%status))) {
 		    next if ($_ =~ /^resource.*?submitted_by$/);
 		    $gradeTable.='<td align="center">&nbsp;'.&mt($status{$_}).'&nbsp;</td>'."\n";
@@ -1154,9 +2217,7 @@ LISTJAVASCRIPT
     }
     if ($ctr%2 ==1) {
 	$gradeTable.='<td>&nbsp;</td><td>&nbsp;</td><td>&nbsp;</td>';
-	    if ($env{'form.showgrading'} eq 'yes' 
-		&& $submitonly ne 'queued'
-		&& $submitonly ne 'all') {
+	    if (($submitonly ne 'queued') && ($submitonly ne 'all')) {
 		foreach (@$partlist) {
 		    $gradeTable.='<td>&nbsp;</td>';
 		}
@@ -1187,16 +2248,63 @@ LISTJAVASCRIPT
     } elsif ($ctr == 1) {
 	$gradeTable =~ s/type="checkbox"/type="checkbox" checked="checked"/;
     }
-    $gradeTable.=&show_grading_menu_form($symb);
     $request->print($gradeTable);
     return '';
 }
 
-#---- Called from the listStudents routine
+#---- Called from the listStudents and the names_for_passback routines.
+
+sub checkselect_js {
+    my ($formname) = @_;
+    if ($formname eq '') {
+        $formname = 'gradesub';
+    }
+    my %js_lt;
+    if ($formname eq 'passbackusers') {
+        %js_lt = &Apache::lonlocal::texthash (
+                     'multiple' => 'Please select a student or group of students before pushing the Save Scores button.',
+                     'single'   => 'Please select the student before pushing the Save Scores button.',
+                 );
+    } else {
+        %js_lt = &Apache::lonlocal::texthash (
+                     'multiple' => 'Please select a student or group of students before clicking on the Next button.',
+                     'single'   => 'Please select the student before clicking on the Next button.',
+                 );
+    }
+    &js_escape(\%js_lt);
+    return &Apache::lonhtmlcommon::scripttag(<<LISTJAVASCRIPT);
+
+    function checkSelect(checkBox) {
+        var ctr=0;
+        var sense="";
+        var len = checkBox.length;
+        if (len == undefined) len = 1;
+        if (len > 1) {
+            for (var i=0; i<len; i++) {
+                if (checkBox[i].checked) {
+                    ctr++;
+                }
+            }
+            sense = '$js_lt{'multiple'}';
+        } else {
+            if (checkBox.checked) {
+                ctr = 1;
+            }
+            sense = '$js_lt{'single'}';
+        }
+        if (ctr == 0) {
+            alert(sense);
+            return false;
+        }
+        document.$formname.submit();
+    }
+LISTJAVASCRIPT
+
+}
 
 sub check_script {
-    my ($form, $type)=@_;
-    my $chkallscript='<script type="text/javascript">
+    my ($form,$type) = @_;
+    my $chkallscript = &Apache::lonhtmlcommon::scripttag('
     function checkall() {
         for (i=0; i<document.forms.'.$form.'.elements.length; i++) {
             ele = document.forms.'.$form.'.elements[i];
@@ -1227,7 +2335,7 @@ sub check_script {
         }
     }
 
-</script>'."\n";
+'."\n");
     return $chkallscript;
 }
 
@@ -1241,7 +2349,7 @@ sub check_buttons {
 
 #     Displays the submissions for one student or a group of students
 sub processGroup {
-    my ($request)  = shift;
+    my ($request,$symb) = @_;
     my $ctr        = 0;
     my @stuchecked = &Apache::loncommon::get_env_multiple('form.stuinfo');
     my $total      = scalar(@stuchecked)-1;
@@ -1251,7 +2359,7 @@ sub processGroup {
 	$env{'form.student'}        = $uname;
 	$env{'form.userdom'}        = $udom;
 	$env{'form.fullname'}       = $fullname;
-	&submission($request,$ctr,$total);
+	&submission($request,$ctr,$total,$symb);
 	$ctr++;
     }
     return '';
@@ -1267,8 +2375,7 @@ sub sub_page_js {
     my $request = shift;
     my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = ');
     &js_escape(\$alertmsg);
-    $request->print(<<SUBJAVASCRIPT);
-<script type="text/javascript" language="javascript">
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<SUBJAVASCRIPT));
     function updateRadio(formname,id,weight) {
 	var gradeBox = formname["GD_BOX"+id];
 	var radioButton = formname["RADVAL"+id];
@@ -1388,13 +2495,6 @@ sub sub_page_js {
 		}
 	    }
 	}
-	if (val == "Grade Student") {
-	    formname.showgrading.value = "yes";
-	    if (formname.Status.value == "") {
-		formname.Status.value = "Active";
-	    }
-	    formname.studentNo.value = total;
-	}
 	formname.submit();
     }
 
@@ -1434,18 +2534,17 @@ sub sub_page_js {
 
 	formname.submit();
     }
-</script>
 SUBJAVASCRIPT
 }
 
-#--- javascript for essay type problem --
-sub sub_page_kw_js {
+#--- javascript for grading message center
+sub sub_grademessage_js {
     my $request = shift;
     my $iconpath = $request->dir_config('lonIconsURL');
     &commonJSfunctions($request);
 
-    my $inner_js_msg_central=<<INNERJS;
-    <script text="text/javascript">
+    my $inner_js_msg_central= (<<INNERJS);
+<script type="text/javascript">
     function checkInput() {
       opener.document.SCORE.msgsub.value = opener.checkEntities(document.msgcenter.msgsub.value);
       var nmsg   = opener.document.SCORE.savemsgN.value;
@@ -1482,58 +2581,20 @@ sub sub_page_kw_js {
       self.close()
 
     }
-    </script>
-INNERJS
-
-    my $inner_js_highlight_central=<<INNERJS;
- <script type="text/javascript">
-    function updateChoice(flag) {
-      opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);
-      opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);
-      opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);
-      opener.document.SCORE.refresh.value = "on";
-      if (opener.document.SCORE.keywords.value!=""){
-         opener.document.SCORE.submit();
-      }
-      self.close()
-    }
 </script>
 INNERJS
 
-    my $start_page_msg_central = 
+    my $start_page_msg_central =
         &Apache::loncommon::start_page('Message Central',$inner_js_msg_central,
 				       {'js_ready'  => 1,
 					'only_body' => 1,
 					'bgcolor'   =>'#FFFFFF',});
-    my $end_page_msg_central = 
-	&Apache::loncommon::end_page({'js_ready' => 1});
-
-
-    my $start_page_highlight_central = 
-        &Apache::loncommon::start_page('Highlight Central',
-				       $inner_js_highlight_central,
-				       {'js_ready'  => 1,
-					'only_body' => 1,
-					'bgcolor'   =>'#FFFFFF',});
-    my $end_page_highlight_central = 
+    my $end_page_msg_central =
 	&Apache::loncommon::end_page({'js_ready' => 1});
 
     my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
     $docopen=~s/^document\.//;
-    my %js_lt = &Apache::lonlocal::texthash(
-                keyw => 'Keywords list, separated by a space. Add/delete to list if desired.',
-                plse => 'Please select a word or group of words from document and then click this link.',
-                adds => 'Add selection to keyword list? Edit if desired.',
-                col1 => 'red',
-                col2 => 'green',
-                col3 => 'blue',
-                siz1 => 'normal',
-                siz2 => '+1',
-                siz3 => '+2',
-                sty1 => 'normal',
-                sty2 => 'italic',
-                sty3 => 'bold',
-             );
+
     my %html_js_lt = &Apache::lonlocal::texthash(
                 comp => 'Compose Message for: ',
                 incl => 'Include',
@@ -1543,29 +2604,10 @@ INNERJS
                 new  => 'New',
                 save => 'Save',
                 canc => 'Cancel',
-                kehi => 'Keyword Highlight Options',
-                txtc => 'Text Color',
-                font => 'Font Size',
-                fnst => 'Font Style',
              );
-    &js_escape(\%js_lt);
     &html_escape(\%html_js_lt);
     &js_escape(\%html_js_lt);
-    $request->print(<<SUBJAVASCRIPT);
-<script type="text/javascript" language="javascript">
-
-//===================== Show list of keywords ====================
-  function keywords(formname) {
-    var nret = prompt("$js_lt{'keyw'}",formname.keywords.value);
-    if (nret==null) return;
-    formname.keywords.value = nret;
-
-    if (formname.keywords.value != "") {
-	formname.refresh.value = "on";
-	formname.submit();
-    }
-    return;
-  }
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<SUBJAVASCRIPT));
 
 //===================== Script to view submitted by ==================
   function viewSubmitter(submitter) {
@@ -1576,26 +2618,6 @@ INNERJS
     return;
   }
 
-//===================== Script to add keyword(s) ==================
-  function getSel() {
-    if (document.getSelection) txt = document.getSelection();
-    else if (document.selection) txt = document.selection.createRange().text;
-    else return;
-    var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
-    if (cleantxt=="") {
-	alert("$js_lt{'plse'}");
-	return;
-    }
-    var nret = prompt("$js_lt{'adds'}",cleantxt);
-    if (nret==null) return;
-    document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
-    if (document.SCORE.keywords.value != "") {
-	document.SCORE.refresh.value = "on";
-	document.SCORE.submit();
-    }
-    return;
-  }
-
 //====================== Script for composing message ==============
    // preload images
    img1 = new Image();
@@ -1666,39 +2688,37 @@ INNERJS
 
     pDoc.write("<form action=\\"inactive\\" name=\\"msgcenter\\">");
     pDoc.write("<input value=\\""+usrctr+"\\" name=\\"usrctr\\" type=\\"hidden\\">");
-    pDoc.write("<h3><span class=\\"LC_info\\">&nbsp;$html_js_lt{'comp'}\"+fullname+\"<\\/span><\\/h3><br /><br />");
+    pDoc.write("<h1>&nbsp;$html_js_lt{'comp'}\"+fullname+\"<\\/h1>");
 
-    pDoc.write('<table border="0" width="100%"><tr><td bgcolor="#777777">');
-    pDoc.write('<table border="0" width="100%"><tr bgcolor="#DDFFFF">');
-    pDoc.write("<td><b>$html_js_lt{'type'}<\\/b><\\/td><td><b>$html_js_lt{'incl'}<\\/b><\\/td><td><b>$html_js_lt{'mesa'}<\\/td><\\/tr>");
+    pDoc.write('<table style="border:1px solid black;"><tr>');
+    pDoc.write("<td><b>$html_js_lt{'incl'}<\\/b><\\/td><td><b>$html_js_lt{'type'}<\\/b><\\/td><td><b>$html_js_lt{'mesa'}<\\/td><\\/tr>");
 }
     function displaySubject(msg,shwsel) {
     pDoc = pWin.document;
-    pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
-    pDoc.write("<td>$html_js_lt{'subj'}<\\/td>");
+    pDoc.write("<tr>");
     pDoc.write("<td align=\\"center\\"><input name=\\"subchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
-    pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"60\\" maxlength=\\"80\\"><\\/td><\\/tr>");
+    pDoc.write("<td>$html_js_lt{'subj'}<\\/td>");
+    pDoc.write("<td><input name=\\"msgsub\\" type=\\"text\\" value=\\""+msg+"\\"size=\\"40\\" maxlength=\\"80\\"><\\/td><\\/tr>");
 }
 
   function displaySavedMsg(ctr,msg,shwsel) {
     pDoc = pWin.document;
-    pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
-    pDoc.write("<td align=\\"center\\">"+ctr+"<\\/td>");
+    pDoc.write("<tr>");
     pDoc.write("<td align=\\"center\\"><input name=\\"msgn"+ctr+"\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
+    pDoc.write("<td align=\\"center\\">"+ctr+"<\\/td>");
     pDoc.write("<td><textarea name=\\"msg"+ctr+"\\" cols=\\"60\\" rows=\\"3\\">"+msg+"<\\/textarea><\\/td><\\/tr>");
 }
 
   function newMsg(newmsg,shwsel) {
     pDoc = pWin.document;
-    pDoc.write("<tr bgcolor=\\"#ffffdd\\">");
-    pDoc.write("<td align=\\"center\\">$html_js_lt{'new'}<\\/td>");
+    pDoc.write("<tr>");
     pDoc.write("<td align=\\"center\\"><input name=\\"newmsgchk\\" type=\\"checkbox\\"" +shwsel+"><\\/td>");
+    pDoc.write("<td align=\\"center\\">$html_js_lt{'new'}<\\/td>");
     pDoc.write("<td><textarea name=\\"newmsg\\" cols=\\"60\\" rows=\\"3\\" onchange=\\"javascript:this.form.newmsgchk.checked=true\\" >"+newmsg+"<\\/textarea><\\/td><\\/tr>");
 }
 
   function msgTail() {
     pDoc = pWin.document;
-    pDoc.write("<\\/table>");
     pDoc.write("<\\/td><\\/tr><\\/table>&nbsp;");
     pDoc.write("<input type=\\"button\\" value=\\"$html_js_lt{'save'}\\" onclick=\\"javascript:checkInput()\\">&nbsp;&nbsp;");
     pDoc.write("<input type=\\"button\\" value=\\"$html_js_lt{'canc'}\\" onclick=\\"self.close()\\"><br /><br />");
@@ -1707,6 +2727,107 @@ INNERJS
     pDoc.close();
 }
 
+SUBJAVASCRIPT
+}
+
+#--- javascript for essay type problem --
+sub sub_page_kw_js {
+    my $request = shift;
+
+    unless ($env{'form.compmsg'}) {
+        &commonJSfunctions($request);
+    }
+
+    my $inner_js_highlight_central= (<<INNERJS);
+<script type="text/javascript">
+    function updateChoice(flag) {
+      opener.document.SCORE.kwclr.value = opener.radioSelection(document.hlCenter.kwdclr);
+      opener.document.SCORE.kwsize.value = opener.radioSelection(document.hlCenter.kwdsize);
+      opener.document.SCORE.kwstyle.value = opener.radioSelection(document.hlCenter.kwdstyle);
+      opener.document.SCORE.refresh.value = "on";
+      if (opener.document.SCORE.keywords.value!=""){
+         opener.document.SCORE.submit();
+      }
+      self.close()
+    }
+</script>
+INNERJS
+
+    my $start_page_highlight_central =
+        &Apache::loncommon::start_page('Highlight Central',
+                                       $inner_js_highlight_central,
+                                       {'js_ready'  => 1,
+                                        'only_body' => 1,
+                                        'bgcolor'   =>'#FFFFFF',});
+    my $end_page_highlight_central =
+        &Apache::loncommon::end_page({'js_ready' => 1});
+
+    my $docopen=&Apache::lonhtmlcommon::javascript_docopen();
+    $docopen=~s/^document\.//;
+
+    my %js_lt = &Apache::lonlocal::texthash(
+                keyw => 'Keywords list, separated by a space. Add/delete to list if desired.',
+                plse => 'Please select a word or group of words from document and then click this link.',
+                adds => 'Add selection to keyword list? Edit if desired.',
+                col1 => 'red',
+                col2 => 'green',
+                col3 => 'blue',
+                siz1 => 'normal',
+                siz2 => '+1',
+                siz3 => '+2',
+                sty1 => 'normal',
+                sty2 => 'italic',
+                sty3 => 'bold',
+             );
+    my %html_js_lt = &Apache::lonlocal::texthash(
+                save => 'Save',
+                canc => 'Cancel',
+                kehi => 'Keyword Highlight Options',
+                txtc => 'Text Color',
+                font => 'Font Size',
+                fnst => 'Font Style',
+             );
+    &js_escape(\%js_lt);
+    &html_escape(\%html_js_lt);
+    &js_escape(\%html_js_lt);
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<SUBJAVASCRIPT));
+
+//===================== Show list of keywords ====================
+  function keywords(formname) {
+    var nret = prompt("$js_lt{'keyw'}",formname.keywords.value);
+    if (nret==null) return;
+    formname.keywords.value = nret;
+
+    if (formname.keywords.value != "") {
+        formname.refresh.value = "on";
+        formname.submit();
+    }
+    return;
+  }
+
+//===================== Script to add keyword(s) ==================
+  function getSel() {
+    if (document.getSelection) txt = document.getSelection();
+    else if (document.selection) txt = document.selection.createRange().text;
+    else return;
+    if (typeof(txt) != 'string') {
+        txt = String(txt);
+    }
+    var cleantxt = txt.replace(new RegExp('([\\f\\n\\r\\t\\v ])+', 'g')," ");
+    if (cleantxt=="") {
+        alert("$js_lt{'plse'}");
+        return;
+    }
+    var nret = prompt("$js_lt{'adds'}",cleantxt);
+    if (nret==null) return;
+    document.SCORE.keywords.value = document.SCORE.keywords.value+" "+nret;
+    if (document.SCORE.keywords.value != "") {
+        document.SCORE.refresh.value = "on";
+        document.SCORE.submit();
+    }
+    return;
+  }
+
 //====================== Script for keyword highlight options ==============
   function kwhighlight() {
     var kwclr    = document.SCORE.kwclr.value;
@@ -1788,7 +2909,6 @@ INNERJS
     hDoc.close();
   }
 
-</script>
 SUBJAVASCRIPT
 }
 
@@ -1877,7 +2997,8 @@ sub gradeBox {
 
     $result .= 
 	    '<td>'.$data_WGT.$display_part.'</td><td>'.$radio.'</td><td>'.&mt('or').'</td><td>'.$line.'</td>';
-    $result.=&Apache::loncommon::end_data_table_row().'<td colspan="6">';
+    $result.=&Apache::loncommon::end_data_table_row();
+    $result.=&Apache::loncommon::start_data_table_row().'<td colspan="6">';
     $result.='<input type="hidden" name="stores'.$counter.'_'.$partid.'" value="" />'."\n".
 	'<input type="hidden" name="oldpts'.$counter.'_'.$partid.'" value="'.$score.'" />'."\n".
 	'<input type="hidden" name="solved'.$counter.'_'.$partid.'" value="'.
@@ -1896,8 +3017,9 @@ sub gradeBox {
 }
 
 sub handback_box {
-    my ($symb,$uname,$udom,$counter,$partid,$record,$res_error) = @_;
-    my ($partlist,$handgrade,$responseType) = &response_type($symb,$res_error);
+    my ($symb,$uname,$udom,$counter,$partid,$record,$res_error_pointer) = @_;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,$res_error_pointer);
+    return unless ($numessay);
     my (@respids);
     my @part_response_id = &flatten_responseType($responseType);
     foreach my $part_response_id (@part_response_id) {
@@ -1999,12 +3121,11 @@ sub show_problem {
 sub files_exist {
     my ($r, $symb) = @_;
     my @students = &Apache::loncommon::get_env_multiple('form.stuinfo');
-
     foreach my $student (@students) {
         my ($uname,$udom,$fullname) = split(/:/,$student);
         my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},
 					      $udom,$uname);
-        my ($string,$timestamp)= &get_last_submission(\%record);
+        my ($string)= &get_last_submission(\%record);
         foreach my $submission (@$string) {
             my ($partid,$respid) =
 		($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
@@ -2018,6 +3139,10 @@ sub files_exist {
 
 sub download_all_link {
     my ($r,$symb) = @_;
+    unless (&files_exist($r, $symb)) {
+        $r->print(&mt('There are currently no submitted documents.'));
+        return;
+    }
     my $all_students = 
 	join("\n", &Apache::loncommon::get_env_multiple('form.stuinfo'));
 
@@ -2030,7 +3155,54 @@ sub download_all_link {
                              'cgi.'.$identifier.'.parts' => $parts,});
     $r->print('<a href="/cgi-bin/multidownload.pl?'.$identifier.'">'.
 	      &mt('Download All Submitted Documents').'</a>');
-    return
+    return;
+}
+
+sub submit_download_link {
+    my ($request,$symb) = @_;
+    if (!$symb) { return ''; }
+    my $res_error;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay,$numdropbox) =
+        &response_type($symb,\$res_error);
+    if ($res_error) {
+        $request->print(&mt('An error occurred retrieving response types'));
+        return;
+    }
+    unless ($numessay) {
+        $request->print(&mt('No essayresponse items found'));
+        return;
+    }
+    my @chosenparts = &Apache::loncommon::get_env_multiple('form.vPart');
+    if (@chosenparts) {
+        $request->print(&showResourceInfo($symb,$partlist,$responseType,
+                                          undef,undef,1));
+    }
+    if ($numessay) {
+        my $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
+        my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
+        my $getgroup  = $env{'form.group'} eq '' ? 'all' : $env{'form.group'};
+        (undef,undef,my $fullname) = &getclasslist($getsec,1,$getgroup,$symb,$submitonly,1);
+        if (ref($fullname) eq 'HASH') {
+            my @students = map { $_.':'.$fullname->{$_} } (keys(%{$fullname}));
+            if (@students) {
+                @{$env{'form.stuinfo'}} = @students;
+                if ($numdropbox) {
+                    &download_all_link($request,$symb);
+                } else {
+                    $request->print(&mt('No essayrespose items with dropbox found'));
+                }
+# FIXME Need a mechanism to download essays, i.e., if $numessay > $numdropbox
+# Needs to omit user's identity if resource instance is for an anonymous survey.
+            } else {
+                $request->print(&mt('No students match the criteria you selected'));
+            }
+        } else {
+            $request->print(&mt('Could not retrieve student information'));
+        }
+    } else {
+        $request->print(&mt('No essayresponse items found'));
+    }
+    return;
 }
 
 sub build_section_inputs {
@@ -2048,13 +3220,15 @@ sub build_section_inputs {
 
 # --------------------------- show submissions of a student, option to grade 
 sub submission {
-    my ($request,$counter,$total) = @_;
+    my ($request,$counter,$total,$symb,$divforres,$calledby) = @_;
     my ($uname,$udom)     = ($env{'form.student'},$env{'form.userdom'});
     $udom = ($udom eq '' ? $env{'user.domain'} : $udom); #has form.userdom changed for a student?
     my $usec = &Apache::lonnet::getsection($udom,$uname,$env{'request.course.id'});
     $env{'form.fullname'} = &Apache::loncommon::plainname($uname,$udom,'lastname') if $env{'form.fullname'} eq '';
-    my ($symb) = &get_symb($request); 
+
     if ($symb eq '') { $request->print("Unable to handle ambiguous references:."); return ''; }
+    my $probtitle=&Apache::lonnet::gettitle($symb);
+    my $is_tool = ($symb =~ /ext\.tool$/);
     my ($essayurl,%coursedesc_by_cid);
 
     if (!&canview($usec)) {
@@ -2064,13 +3238,25 @@ sub submission {
             ' '.&mt('([_1] in section [_2] in course id [_3])',
                         $uname.':'.$udom,$usec,$env{'request.course.id'}).
             '</span>');
-	$request->print(&show_grading_menu_form($symb));
 	return;
     }
 
+    my $res_error;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay) =
+        &response_type($symb,\$res_error);
+    if ($res_error) {
+        $request->print(&navmap_errormsg());
+        return;
+    }
+
     if (!$env{'form.lastSub'}) { $env{'form.lastSub'} = 'datesub'; }
-    if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
-    if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
+    unless ($is_tool) {
+        if (!$env{'form.vProb'}) { $env{'form.vProb'} = 'yes'; }
+        if (!$env{'form.vAns'}) { $env{'form.vAns'} = 'yes'; }
+    }
+    if (($numessay) && ($calledby eq 'submission') && (!exists($env{'form.compmsg'}))) {
+        $env{'form.compmsg'} = 1;
+    }
     my $last = ($env{'form.lastSub'} eq 'last' ? 'last' : '');
     my $checkIcon = '<img alt="'.&mt('Check Mark').
 	'" src="'.$request->dir_config('lonIconsURL').
@@ -2078,15 +3264,17 @@ sub submission {
 
     # header info
     if ($counter == 0) {
+        my @chosenparts = &Apache::loncommon::get_env_multiple('form.vPart');
+        if (@chosenparts) {
+            $request->print(&showResourceInfo($symb,$partlist,$responseType,'gradesub'));
+        } elsif ($divforres) {
+            $request->print('<div style="padding:0;clear:both;margin:0;border:0"></div>');
+        } else {
+            $request->print('<br clear="all" />');
+        }
 	&sub_page_js($request);
-	&sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
-	$env{'form.probTitle'} = $env{'form.probTitle'} eq '' ? 
-	    &Apache::lonnet::gettitle($symb) : $env{'form.probTitle'};
-	if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) {
-	    &download_all_link($request, $symb);
-	}
-	$request->print('<h3>&nbsp;<span class="LC_info">'.&mt('Submission Record').'</span></h3>'."\n".
-			'<h4>&nbsp;'.&mt('[_1]Resource: [_2]','<b>','</b>'.$env{'form.probTitle'}).'</h4>'."\n");
+        &sub_grademessage_js($request) if ($env{'form.compmsg'});
+	&sub_page_kw_js($request) if ($numessay);
 
 	# option to display problem, only once else it cause problems 
         # with the form later since the problem has a form.
@@ -2103,57 +3291,57 @@ sub submission {
 	    $request->print(&show_problem($request,$symb,$uname,$udom,0,1,$mode));
 	}
 
-	# kwclr is the only variable that is guaranteed not to be blank 
-        # if this subroutine has been called once.
 	my %keyhash = ();
-	if ($env{'form.kwclr'} eq '' && $env{'form.handgrade'} eq 'yes') {
+	if (($env{'form.kwclr'} eq '' && $numessay) || ($env{'form.compmsg'})) {
 	    %keyhash = &Apache::lonnet::dump('nohist_handgrade',
 					     $env{'course.'.$env{'request.course.id'}.'.domain'},
 					     $env{'course.'.$env{'request.course.id'}.'.num'});
-
+	}
+	# kwclr is the only variable that is guaranteed not to be blank
+	# if this subroutine has been called once.
+	if ($env{'form.kwclr'} eq '' && $numessay) {
 	    my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
 	    $env{'form.keywords'} = $keyhash{$symb.'_keywords'} ne '' ? $keyhash{$symb.'_keywords'} : '';
 	    $env{'form.kwclr'}    = $keyhash{$loginuser.'_kwclr'} ne '' ? $keyhash{$loginuser.'_kwclr'} : 'red';
 	    $env{'form.kwsize'}   = $keyhash{$loginuser.'_kwsize'} ne '' ? $keyhash{$loginuser.'_kwsize'} : '0';
 	    $env{'form.kwstyle'}  = $keyhash{$loginuser.'_kwstyle'} ne '' ? $keyhash{$loginuser.'_kwstyle'} : '';
-	    $env{'form.msgsub'}   = $keyhash{$symb.'_subject'} ne '' ? 
-		$keyhash{$symb.'_subject'} : $env{'form.probTitle'};
+	}
+	if ($env{'form.compmsg'}) {
+	    $env{'form.msgsub'}   = $keyhash{$symb.'_subject'} ne '' ?
+		$keyhash{$symb.'_subject'} : $probtitle;
 	    $env{'form.savemsgN'} = $keyhash{$symb.'_savemsgN'} ne '' ? $keyhash{$symb.'_savemsgN'} : '0';
 	}
+
 	my $overRideScore = $env{'form.overRideScore'} eq '' ? 'no' : $env{'form.overRideScore'};
 	my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
 	$request->print('<form action="/adm/grades" method="post" name="SCORE" enctype="multipart/form-data">'."\n".
 			'<input type="hidden" name="command"    value="handgrade" />'."\n".
-			'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
 			'<input type="hidden" name="Status"     value="'.$stu_status.'" />'."\n".
 			'<input type="hidden" name="overRideScore" value="'.$overRideScore.'" />'."\n".
-			'<input type="hidden" name="probTitle"  value="'.$env{'form.probTitle'}.'" />'."\n".
 			'<input type="hidden" name="refresh"    value="off" />'."\n".
 			'<input type="hidden" name="studentNo"  value="" />'."\n".
 			'<input type="hidden" name="gradeOpt"   value="" />'."\n".
 			'<input type="hidden" name="symb"       value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-			'<input type="hidden" name="showgrading" value="'.$env{'form.showgrading'}.'" />'."\n".
 			'<input type="hidden" name="vProb"      value="'.$env{'form.vProb'}.'" />'."\n".
 			'<input type="hidden" name="vAns"       value="'.$env{'form.vAns'}.'" />'."\n".
 			'<input type="hidden" name="lastSub"    value="'.$env{'form.lastSub'}.'" />'."\n".
+			'<input type="hidden" name="compmsg"    value="'.$env{'form.compmsg'}.'" />'."\n".
 			&build_section_inputs().
 			'<input type="hidden" name="submitonly" value="'.$env{'form.submitonly'}.'" />'."\n".
-			'<input type="hidden" name="handgrade"  value="'.$env{'form.handgrade'}.'" />'."\n".
 			'<input type="hidden" name="NCT"'.
 			' value="'.($env{'form.NTSTU'} ne '' ? $env{'form.NTSTU'} : $total+1).'" />'."\n");
-	if ($env{'form.handgrade'} eq 'yes') {
+	if ($env{'form.compmsg'}) {
+	    $request->print('<input type="hidden" name="msgsub"   value="'.$env{'form.msgsub'}.'" />'."\n".
+			    '<input type="hidden" name="shownSub" value="0" />'."\n".
+			    '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
+	}
+	if ($numessay) {
 	    $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
 			    '<input type="hidden" name="kwclr"    value="'.$env{'form.kwclr'}.'" />'."\n".
 			    '<input type="hidden" name="kwsize"   value="'.$env{'form.kwsize'}.'" />'."\n".
-			    '<input type="hidden" name="kwstyle"  value="'.$env{'form.kwstyle'}.'" />'."\n".
-			    '<input type="hidden" name="msgsub"   value="'.$env{'form.msgsub'}.'" />'."\n".
-			    '<input type="hidden" name="shownSub" value="0" />'."\n".
-			    '<input type="hidden" name="savemsgN" value="'.$env{'form.savemsgN'}.'" />'."\n");
-	    foreach my $partid (&Apache::loncommon::get_env_multiple('form.vPart')) {
-		$request->print('<input type="hidden" name="vPart" value="'.$partid.'" />'."\n");
-	    }
+			    '<input type="hidden" name="kwstyle"  value="'.$env{'form.kwstyle'}.'" />'."\n");
 	}
-	
+
 	my ($cts,$prnmsg) = (1,'');
 	while ($cts <= $env{'form.savemsgN'}) {
 	    $prnmsg.='<input type="hidden" name="savemsg'.$cts.'" value="'.
@@ -2166,7 +3354,7 @@ sub submission {
 	}
 	$request->print($prnmsg);
 
-	if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
+	if ($numessay) {
 
             my %lt = &Apache::lonlocal::texthash(
                           keyh => 'Keyword Highlighting for Essays',
@@ -2178,7 +3366,7 @@ sub submission {
 #
 # Print out the keyword options line
 #
-            $request->print(
+	    $request->print(
                 '<div class="LC_columnSection">'
                .'<fieldset><legend>'.$lt{'keyh'}.'</legend>'
                .&Apache::lonhtmlcommon::funclist_from_array(
@@ -2254,30 +3442,28 @@ sub submission {
     }
 
     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$udom,$uname);
-    my $res_error;
-    my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error);
-    if ($res_error) {
-        $request->print(&navmap_errormsg());
-        return;
-    }
 
     # Display student info
     $request->print(($counter == 0 ? '' : '<br />'));
 
+    my $boxtitle = &mt('Submissions');
+    if ($is_tool) {
+        $boxtitle = &mt('Transactions')
+    }
     my $result='<div class="LC_Box">'
-              .'<h3 class="LC_hcell">'.&mt('Submissions').'</h3>';
+              .'<h3 class="LC_hcell">'.$boxtitle.'</h3>';
     $result.='<input type="hidden" name="name'.$counter.
              '" value="'.$env{'form.fullname'}.'" />'."\n";
-    if ($env{'form.handgrade'} eq 'no') {
+    if (($numresp > $numessay) && !$is_tool) {
         $result.='<p class="LC_info">'
                 .&mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon)
                 ."</p>\n";
     }
 
-    # If any part of the problem is an essay-response (handgraded), then check for collaborators
+    # If any part of the problem is an essayresponse, then check for collaborators
     my $fullname;
     my $col_fullnames = [];
-    if ($env{'form.handgrade'} eq 'yes') {
+    if ($numessay) {
 	(my $sub_result,$fullname,$col_fullnames)=
 	    &check_collaborators($symb,$uname,$udom,\%record,$handgrade,
 				 $counter);
@@ -2286,173 +3472,19 @@ sub submission {
     $request->print($result."\n");
 
     # print student answer/submission
-    # Options are (1) Handgraded submission only
-    #             (2) Last submission, includes submission that is not handgraded 
-    #                  (for multi-response type part)
-    #             (3) Last submission plus the parts info
-    #             (4) The whole record for this student
+    # Options are (1) Last submission only
+    #             (2) Last submission (with detailed information for that submission)
+    #             (3) All transactions (by date)
+    #             (4) The whole record (with detailed information for all transactions)
+
+    my ($lastsubonly,$partinfo) =
+        &show_last_submission($uname,$udom,$symb,$essayurl,$responseType,$env{'form.lastSub'},
+                              $is_tool,$fullname,\%record,\%coursedesc_by_cid);
+    $request->print($partinfo);
+    $request->print($lastsubonly);
 
-	my ($string,$timestamp)= &get_last_submission(\%record);
-	
-	my $lastsubonly;
-
-        if ($$timestamp eq '') {
-            $lastsubonly.='<div class="LC_grade_submissions_body">'.$$string[0].'</div>'; 
-        } else {
-            $lastsubonly =
-                '<div class="LC_grade_submissions_body">'
-               .'<b>'.&mt('Date Submitted:').'</b> '.$$timestamp."\n";
-
-	    my %seenparts;
-	    my @part_response_id = &flatten_responseType($responseType);
-	    foreach my $part (@part_response_id) {
-		next if ($env{'form.lastSub'} eq 'hdgrade' 
-			 && $$handgrade{$$part[0].'_'.$$part[1]} ne 'yes');
-
-		my ($partid,$respid) = @{ $part };
-		my $display_part=&get_display_part($partid,$symb);
-		if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
-		    if (exists($seenparts{$partid})) { next; }
-		    $seenparts{$partid}=1;
-                    $request->print(
-                        '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
-                        ' <b>'.&mt('Collaborative submission by: [_1]',
-                                   '<a href="javascript:viewSubmitter(\''.
-                                   $env{"form.$uname:$udom:$partid:submitted_by"}.
-                                   '\');" target="_self">'.
-                                   $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a>').
-                        '<br />');
-		    next;
-		}
-		my $responsetype = $responseType->{$partid}->{$respid};
-		if (!exists($record{"resource.$partid.$respid.submission"})) {
-                    $lastsubonly.="\n".'<div class="LC_grade_submission_part">'.
-                        '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
-                        ' <span class="LC_internal_info">'.
-                        '('.&mt('Response ID: [_1]',$respid).')'.
-                        '</span>&nbsp; &nbsp;'.
-			'<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span><br /><br /></div>';
-		    next;
-		}
-		foreach my $submission (@$string) {
-		    my ($partid,$respid) = ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
-		    if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; }
-		    my ($ressub,$hide,$draft,$subval) = split(/:/,$submission,4);
-		    # Similarity check
-		    my $similar='';
-                    my ($type,$trial,$rndseed);
-                    if ($hide eq 'rand') {
-                        $type = 'randomizetry';
-                        $trial = $record{"resource.$partid.tries"};
-                        $rndseed = $record{"resource.$partid.rndseed"};
-                    }
-		    if ($env{'form.checkPlag'}) {
-			my ($oname,$odom,$ocrsid,$oessay,$osim)=
-			    &most_similar($uname,$udom,$symb,$subval);
-			if ($osim) {
-			    $osim=int($osim*100.0);
-                            if ($hide eq 'anon') {
-                                $similar='<hr /><span class="LC_warning">'.&mt("Essay was found to be similar to another essay submitted for this assignment.").'<br />'.
-                                         &mt('As the current submission is for an anonymous survey, no other details are available.').'</span><hr />';
-                            } else {
-			        $similar='<hr />';
-                                if ($essayurl eq 'lib/templates/simpleproblem.problem') {
-                                    $similar .= '<h3><span class="LC_warning">'.
-                                                &mt('Essay is [_1]% similar to an essay by [_2]',
-                                                    $osim,
-                                                    &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')').
-                                                '</span></h3>';
-                                } elsif ($ocrsid ne '') {
-                                    my %old_course_desc;
-                                    if (ref($coursedesc_by_cid{$ocrsid}) eq 'HASH') {
-                                        %old_course_desc = %{$coursedesc_by_cid{$ocrsid}};
-                                    } else {
-                                        my $args;
-                                        if ($ocrsid ne $env{'request.course.id'}) {
-                                            $args = {'one_time' => 1};
-                                        }
-                                        %old_course_desc =
-                                            &Apache::lonnet::coursedescription($ocrsid,$args);
-                                        $coursedesc_by_cid{$ocrsid} = \%old_course_desc;
-                                    }
-                                    $similar .=
-				        &mt('Essay is [_1]% similar to an essay by [_2] in course [_3] (course id [_4]:[_5])',
-				            $osim,
-				            &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')',
-				            $old_course_desc{'description'},
-				            $old_course_desc{'num'},
-				            $old_course_desc{'domain'}).
-				            '</span></h3>';
-                                } else {
-                                    $similar .=
-                                        '<h3><span class="LC_warning">'.
-                                        &mt('Essay is [_1]% similar to an essay by [_2] in an unknown course',
-                                            $osim,
-                                            &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')').
-                                        '</span></h3>';
-                                }
-                                $similar .= '<blockquote><i>'.
-                                            &keywords_highlight($oessay).
-                                            '</i></blockquote><hr />';
-		            }
-                        }
-                    }
-		    my $order=&get_order($partid,$respid,$symb,$uname,$udom,
-                                         undef,$type,$trial,$rndseed);
-                    if ($env{'form.lastSub'} eq 'lastonly' || $env{'form.lastSub'} eq 'datesub' || $env{'form.lastSub'} =~ /^(last|all)$/ || ($env{'form.lastSub'} eq 'hdgrade' &&
-                         $$handgrade{$$part[0].'_'.$$part[1]} eq 'yes')) {
-			my $display_part=&get_display_part($partid,$symb);
-                        $lastsubonly.='<div class="LC_grade_submission_part">'.
-                            '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
-                            ' <span class="LC_internal_info">'.
-                            '('.&mt('Response ID: [_1]',$respid).')'.
-                            '</span>&nbsp; &nbsp;';
-			my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record);
-			if (@$files) {
-                            if ($hide eq 'anon') {
-                                $lastsubonly.='<br />'.&mt('[quant,_1,file] uploaded to this anonymous survey',scalar(@{$files}));
-                            } else {
-                                $lastsubonly.='<br /><br />'.'<b>'.&mt('Submitted Files:').'</b>'
-                                            .'<br /><span class="LC_warning">';
-                                if(@$files == 1) {
-                                    $lastsubonly .= &mt('Like all files provided by users, this file may contain viruses!');
-                                } else {
-                                    $lastsubonly .= &mt('Like all files provided by users, these files may contain viruses!');
-                                }
-                                $lastsubonly .= '</span>';
-
-                                foreach my $file (@$files) {
-                                    &Apache::lonnet::allowuploaded('/adm/grades',$file);
-                                    $lastsubonly.='<br /><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border="0" alt="" /> '.$file.'</a>';
-                                }
-                            }
-			    $lastsubonly.='<br />';
-			}
-                        if ($hide eq 'anon') {
-                            $lastsubonly.='<br /><b>'.&mt('Anonymous Survey').'</b>'; 
-                        } else {
-			    $lastsubonly.='<br /><b>'.&mt('Submitted Answer:').' </b>';
-                            if ($draft) {
-                                $lastsubonly.= ' <span class="LC_warning">'.&mt('Draft Copy').'</span>';
-                            }
-                            $subval =
-			        &cleanRecord($subval,$responsetype,$symb,$partid,
-					     $respid,\%record,$order,undef,$uname,$udom,$type,$trial,$rndseed);
-                            if ($responsetype eq 'essay') {
-                                $subval =~ s{\n}{<br />}g;
-                            }
-                            $lastsubonly.=$subval."\n";
-                        }
-			if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
-			$lastsubonly.='</div>';
-		    }
-		}
-	    }
-	    $lastsubonly.='</div>'."\n"; # End: LC_grade_submissions_body
-	}
-	$request->print($lastsubonly);
-   if ($env{'form.lastSub'} eq 'datesub') {
-	my (undef,$responseType,undef,$parts) = &showResourceInfo($symb);
+    if ($env{'form.lastSub'} eq 'datesub') {
+        my ($parts,$handgrade,$responseType) = &response_type($symb,\$res_error);
 	$request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
     }
     if ($env{'form.lastSub'} =~ /^(last|all)$/) {
@@ -2463,56 +3495,52 @@ sub submission {
 								 'Apache::grades::keywords_highlight',
                                                                  $usec,$identifier));
     }
-
     $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
 	.$udom.'" />'."\n");
     # return if view submission with no grading option
-    if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
-	my $toGrade.='<input type="button" value="Grade Student" '.
-	    'onclick="javascript:checksubmit(this.form,\'Grade Student\',\''
-	    .$counter.'\');" target="_self" /> &nbsp;'."\n" if (&canmodify($usec));
-	$toGrade.='</div>'."\n";
-	if (($env{'form.command'} eq 'submission') || 
-	    ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
-	    $toGrade.='</form>'.&show_grading_menu_form($symb); 
-	}
-	$request->print($toGrade);
-	return;
+    if (!&canmodify($usec)) {
+        $request->print('<p><span class="LC_warning">'.&mt('No grading privileges').'</span></p></div>');
+        return;
     } else {
 	$request->print('</div>'."\n");
     }
 
-    # essay grading message center
-    if ($env{'form.handgrade'} eq 'yes') {
-	my $result='<div class="LC_grade_message_center">';
-    
-	$result.='<div class="LC_grade_message_center_header">'.
-	    &mt('Send Message').'</div><div class="LC_grade_message_center_body">';
-	my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
-	my $msgfor = $givenn.' '.$lastname;
-	if (scalar(@$col_fullnames) > 0) {
-	    my $lastone = pop(@$col_fullnames);
-	    $msgfor .= ', '.(join ', ',@$col_fullnames).' and '.$lastone.'.';
-	}
-	$msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
-	$result.='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
-	    '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n";
-	$result.='&nbsp;<a href="javascript:msgCenter(document.SCORE,'.$counter.
-	    ',\''.$msgfor.'\');" target="_self">'.
-	    &mt('Compose message to student'.(scalar(@$col_fullnames) >= 1 ? 's' : '')).'</a><label> ('.
-	    &mt('incl. grades').' <input type="checkbox" name="withgrades'.$counter.'" /></label>)'.
-	    ' <img src="'.$request->dir_config('lonIconsURL').
-	    '/mailbkgrd.gif" width="14" height="10" name="mailicon'.$counter.'" />'."\n".
-	    '<br />&nbsp;('.
-	    &mt('Message will be sent when you click on Save &amp; Next below.').")\n";
-	$result.='</div></div>';
-	$request->print($result);
+    # grading message center
+
+    if ($env{'form.compmsg'}) {
+        my $result='<div class="LC_Box">'.
+                   '<h3 class="LC_hcell">'.&mt('Send Message').'</h3>'.
+                   '<div class="LC_grade_message_center_body">';
+        my ($lastname,$givenn) = split(/,/,$env{'form.fullname'});
+        my $msgfor = $givenn.' '.$lastname;
+        if (scalar(@$col_fullnames) > 0) {
+            my $lastone = pop(@$col_fullnames);
+            $msgfor .= ', '.(join ', ',@$col_fullnames).' and '.$lastone.'.';
+        }
+        $msgfor =~ s/\'/\\'/g; #' stupid emacs - no! javascript
+        $result.='<input type="hidden" name="includemsg'.$counter.'" value="" />'."\n".
+                 '<input type="hidden" name="newmsg'.$counter.'" value="" />'."\n".
+	         '&nbsp;<a href="javascript:msgCenter(document.SCORE,'.$counter.
+                 ',\''.$msgfor.'\');" target="_self">'.
+                 &mt('Compose message to student'.(scalar(@$col_fullnames) >= 1 ? 's' : '')).'</a><label> ('.
+                 &mt('incl. grades').' <input type="checkbox" name="withgrades'.$counter.'" /></label>)'.
+                 ' <img src="'.$request->dir_config('lonIconsURL').
+                 '/mailbkgrd.gif" width="14" height="10" alt="" name="mailicon'.$counter.'" />'."\n".
+                 '<br />&nbsp;('.
+                 &mt('Message will be sent when you click on Save &amp; Next below.').")\n".
+	         '</div></div>';
+        $request->print($result);
     }
 
     my %seen = ();
     my @partlist;
     my @gradePartRespid;
-    my @part_response_id = &flatten_responseType($responseType);
+    my @part_response_id;
+    if ($is_tool) {
+        @part_response_id = ([0,'']);
+    } else {
+        @part_response_id = &flatten_responseType($responseType);
+    }
     $request->print(
         '<div class="LC_Box">'
        .'<h3 class="LC_hcell">'.&mt('Assign Grades').'</h3>'
@@ -2523,8 +3551,6 @@ sub submission {
 	my $part_resp = join('_',@{ $part_response_id });
 	next if ($seen{$partid} > 0);
 	$seen{$partid}++;
-	next if ($$handgrade{$part_resp} ne 'yes' 
-		 && $env{'form.lastSub'} eq 'hdgrade');
 	push(@partlist,$partid);
 	push(@gradePartRespid,$partid.'.'.$respid);
 	$request->print(&gradeBox($request,$symb,$uname,$udom,$counter,$partid,\%record));
@@ -2575,12 +3601,191 @@ sub submission {
         $endform.="<input type='hidden' value='".&get_increment().
             "' name='increment' />";
 	$endform.='</td></tr></table></form>';
-	$endform.=&show_grading_menu_form($symb);
 	$request->print($endform);
     }
     return '';
 }
 
+sub show_last_submission {
+    my ($uname,$udom,$symb,$essayurl,$responseType,$viewtype,$is_tool,$fullname,
+        $record,$coursedesc_by_cid) = @_;
+    my ($string,$timestamp,$lastgradetime,$lastsubmittime) =
+        &get_last_submission($record,$is_tool);
+
+    my ($lastsubonly,$partinfo);
+    if ($timestamp eq '') {
+        $lastsubonly.='<div class="LC_grade_submissions_body">'.$string->[0].'</div>';
+    } elsif ($is_tool) {
+        $lastsubonly =
+            '<div class="LC_grade_submissions_body">'
+           .'<b>'.&mt('Date Grade Passed Back:').'</b> '.$timestamp."</div>\n";
+    } else {
+        my ($shownsubmdate,$showngradedate);
+        if ($lastsubmittime && $lastgradetime) {
+            $shownsubmdate = &Apache::lonlocal::locallocaltime($lastsubmittime);
+            if ($lastgradetime > $lastsubmittime) {
+                 $showngradedate = &Apache::lonlocal::locallocaltime($lastgradetime);
+             }
+        } else {
+            $shownsubmdate = $timestamp;
+        }
+        $lastsubonly =
+            '<div class="LC_grade_submissions_body">'
+           .'<b>'.&mt('Date Submitted:').'</b> '.$shownsubmdate."\n";
+        if ($showngradedate) {
+            $lastsubonly .= '<br /><b>'.&mt('Date Graded:').'</b> '.$showngradedate."\n";
+        }
+
+        my %seenparts;
+        my @part_response_id = &flatten_responseType($responseType);
+        foreach my $part (@part_response_id) {
+            my ($partid,$respid) = @{ $part };
+            my $display_part=&get_display_part($partid,$symb);
+            if ($env{"form.$uname:$udom:$partid:submitted_by"}) {
+                if (exists($seenparts{$partid})) { next; }
+                $seenparts{$partid}=1;
+                $partinfo .=
+                    '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
+                    ' <b>'.&mt('Collaborative submission by: [_1]',
+                               '<a href="javascript:viewSubmitter(\''.
+                               $env{"form.$uname:$udom:$partid:submitted_by"}.
+                               '\');" target="_self">'.
+                               $$fullname{$env{"form.$uname:$udom:$partid:submitted_by"}}.'</a>').
+                    '<br />';
+                next;
+            }
+            my $responsetype = $responseType->{$partid}->{$respid};
+            if (!exists($record->{"resource.$partid.$respid.submission"})) {
+                $lastsubonly.="\n".'<div class="LC_grade_submission_part">'.
+                    '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
+                    ' <span class="LC_internal_info">'.
+                    '('.&mt('Response ID: [_1]',$respid).')'.
+                    '</span>&nbsp; &nbsp;'.
+                    '<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span><br /><br /></div>';
+                next;
+            }
+            foreach my $submission (@$string) {
+                my ($partid,$respid) = ($submission =~ /^resource\.([^\.]*)\.([^\.]*)\.submission/);
+                if (join('_',@{$part}) ne ($partid.'_'.$respid)) { next; }
+                my ($ressub,$hide,$draft,$subval) = split(/:/,$submission,4);
+                # Similarity check
+                my $similar='';
+                my ($type,$trial,$rndseed);
+                if ($hide eq 'rand') {
+                    $type = 'randomizetry';
+                    $trial = $record->{"resource.$partid.tries"};
+                    $rndseed = $record->{"resource.$partid.rndseed"};
+                }
+                if ($env{'form.checkPlag'}) {
+                    my ($oname,$odom,$ocrsid,$oessay,$osim)=
+                    &most_similar($uname,$udom,$symb,$subval);
+                    if ($osim) {
+                        $osim=int($osim*100.0);
+                        if ($hide eq 'anon') {
+                            $similar='<hr /><span class="LC_warning">'.&mt("Essay was found to be similar to another essay submitted for this assignment.").'<br />'.
+                                     &mt('As the current submission is for an anonymous survey, no other details are available.').'</span><hr />';
+                        } else {
+                            $similar='<hr />';
+                            if ($essayurl eq 'lib/templates/simpleproblem.problem') {
+                                $similar .= '<h3><span class="LC_warning">'.
+                                            &mt('Essay is [_1]% similar to an essay by [_2]',
+                                                $osim,
+                                                &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')').
+                                            '</span></h3>';
+                            } else {
+                                my %old_course_desc;
+                                if ($ocrsid ne '') {
+                                    if (ref($coursedesc_by_cid->{$ocrsid}) eq 'HASH') {
+                                        %old_course_desc = %{$coursedesc_by_cid->{$ocrsid}};
+                                    } else {
+                                        my $args;
+                                        if ($ocrsid ne $env{'request.course.id'}) {
+                                            $args = {'one_time' => 1};
+                                        }
+                                        %old_course_desc =
+                                            &Apache::lonnet::coursedescription($ocrsid,$args);
+                                        $coursedesc_by_cid->{$ocrsid} = \%old_course_desc;
+                                    }
+                                    $similar .=
+                                        '<h3><span class="LC_warning">'.
+                                        &mt('Essay is [_1]% similar to an essay by [_2] in course [_3] (course id [_4]:[_5])',
+                                            $osim,
+                                            &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')',
+                                            $old_course_desc{'description'},
+                                            $old_course_desc{'num'},
+                                            $old_course_desc{'domain'}).
+                                        '</span></h3>';
+                                } else {
+                                    $similar .=
+                                        '<h3><span class="LC_warning">'.
+                                        &mt('Essay is [_1]% similar to an essay by [_2] in an unknown course',
+                                            $osim,
+                                            &Apache::loncommon::plainname($oname,$odom).' ('.$oname.':'.$odom.')').
+                                        '</span></h3>';
+                                }
+                            }
+                            $similar .= '<blockquote><i>'.
+                                        &keywords_highlight($oessay).
+                                        '</i></blockquote><hr />';
+                        }
+                    }
+                }
+                my $order=&get_order($partid,$respid,$symb,$uname,$udom,
+                                     undef,$type,$trial,$rndseed);
+                if (($viewtype eq 'lastonly') ||
+                    ($viewtype eq 'datesub')  ||
+                    ($viewtype =~ /^(last|all)$/)) {
+                    my $display_part=&get_display_part($partid,$symb);
+                    $lastsubonly.='<div class="LC_grade_submission_part">'.
+                        '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
+                        ' <span class="LC_internal_info">'.
+                        '('.&mt('Response ID: [_1]',$respid).')'.
+                        '</span>&nbsp; &nbsp;';
+                    my $files=&get_submitted_files($udom,$uname,$partid,$respid,$record);
+                    if (@$files) {
+                        if ($hide eq 'anon') {
+                            $lastsubonly.='<br />'.&mt('[quant,_1,file] uploaded to this anonymous survey',scalar(@{$files}));
+                        } else {
+                            $lastsubonly.='<br /><br />'.'<b>'.&mt('Submitted Files:').'</b>'
+                                        .'<br /><span class="LC_warning">';
+                            if(@$files == 1) {
+                                $lastsubonly .= &mt('Like all files provided by users, this file may contain viruses!');
+                            } else {
+                                $lastsubonly .= &mt('Like all files provided by users, these files may contain viruses!');
+                            }
+                            $lastsubonly .= '</span>';
+                            foreach my $file (@$files) {
+                                &Apache::lonnet::allowuploaded('/adm/grades',$file);
+                                $lastsubonly.='<br /><a href="'.$file.'?rawmode=1" target="lonGRDs"><img src="'.&Apache::loncommon::icon($file).'" border="0" alt="" /> '.$file.'</a>';
+                            }
+                        }
+                        $lastsubonly.='<br />';
+                    }
+                    if ($hide eq 'anon') {
+                        $lastsubonly.='<br /><b>'.&mt('Anonymous Survey').'</b>';
+                    } else {
+                        $lastsubonly.='<br /><b>'.&mt('Submitted Answer:').' </b>';
+                        if ($draft) {
+                            $lastsubonly.= ' <span class="LC_warning">'.&mt('Draft Copy').'</span>';
+                        }
+                        $subval =
+                            &cleanRecord($subval,$responsetype,$symb,$partid,
+                                         $respid,$record,$order,undef,$uname,$udom,$type,$trial,$rndseed);
+                        if ($responsetype eq 'essay') {
+                            $subval =~ s{\n}{<br />}g;
+                        }
+                        $lastsubonly.=$subval."\n";
+                    }
+                    if ($similar) {$lastsubonly.="<br /><br />$similar\n";}
+                    $lastsubonly.='</div>';
+                }
+            }
+        }
+        $lastsubonly.='</div>'."\n"; # End: LC_grade_submissions_body
+    }
+    return ($lastsubonly,$partinfo);
+}
+
 sub check_collaborators {
     my ($symb,$uname,$udom,$record,$handgrade,$counter) = @_;
     my ($result,@col_fullnames);
@@ -2639,19 +3844,52 @@ sub check_collaborators {
 
 #--- Retrieve the last submission for all the parts
 sub get_last_submission {
-    my ($returnhash)=@_;
-    my (@string,$timestamp,%lasthidden);
+    my ($returnhash,$is_tool)=@_;
+    my (@string,$timestamp,$lastgradetime,$lastsubmittime);
     if ($$returnhash{'version'}) {
 	my %lasthash=();
-	my ($version);
+        my %prevsolved=();
+        my %solved=();
+	my $version;
 	for ($version=1;$version<=$$returnhash{'version'};$version++) {
+            my %handgraded = ();
 	    foreach my $key (sort(split(/\:/,
 					$$returnhash{$version.':keys'}))) {
 		$lasthash{$key}=$$returnhash{$version.':'.$key};
-		$timestamp = 
-		    &Apache::lonlocal::locallocaltime($$returnhash{$version.':timestamp'});
-	    }
+                if ($key =~ /\.([^.]+)\.regrader$/) {
+                    $handgraded{$1} = 1;
+                } elsif ($key =~ /\.portfiles$/) {
+                    if (($$returnhash{$version.':'.$key} ne '') &&
+                        ($$returnhash{$version.':'.$key} !~ /\.\d+\.\w+$/)) {
+                        $lastsubmittime = $$returnhash{$version.':timestamp'};
+                    }
+                } elsif ($key =~ /\.submission$/) {
+                    if ($$returnhash{$version.':'.$key} ne '') {
+                        $lastsubmittime = $$returnhash{$version.':timestamp'};
+                    }
+                } elsif ($key =~ /\.([^.]+)\.solved$/) {
+                    $prevsolved{$1} = $solved{$1};
+                    $solved{$1} = $lasthash{$key};
+                }
+            }
+            foreach my $partid (keys(%handgraded)) {
+                if (($prevsolved{$partid} eq 'ungraded_attempted') &&
+                    (($solved{$partid} eq 'incorrect_by_override') ||
+                     ($solved{$partid} eq 'correct_by_override'))) {
+                    $lastgradetime = $$returnhash{$version.':timestamp'};
+                }
+                if ($solved{$partid} ne '') {
+                    $prevsolved{$partid} = $solved{$partid};
+                }
+            }
 	}
+#
+# Timestamp is for last transaction for this resource, which does not
+# necessarily correspond to the time of last submission for problem (or part).
+#
+        if ($lasthash{'timestamp'} ne '') {
+            $timestamp = &Apache::lonlocal::locallocaltime($lasthash{'timestamp'});
+        }
         my (%typeparts,%randombytry);
         my $showsurv = 
             &Apache::lonnet::allowed('vas',$env{'request.course.id'});
@@ -2698,17 +3936,23 @@ sub get_last_submission {
                 }
             }
 	    my ($partid,$foo) = split(/submission$/,$key);
-	    my $draft  = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? 1: 0;
+	    my $draft  = $lasthash{$partid.'awarddetail'} eq 'DRAFT' ? 1 : 0;
             push(@string, join(':', $key, $hide, $draft, (
                 ref($lasthash{$key}) eq 'ARRAY' ?
                     join(',', @{$lasthash{$key}}) : $lasthash{$key}) ));
 	}
     }
     if (!@string) {
+        my $msg;
+        if ($is_tool) {
+            $msg = &mt('No grade passed back.');
+        } else {
+            $msg = &mt('Nothing submitted - no attempts.');
+        }
 	$string[0] =
-	    '<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span>';
+	    '<span class="LC_warning">'.$msg.'</span>';
     }
-    return (\@string,\$timestamp);
+    return (\@string,$timestamp,$lastgradetime,$lastsubmittime);
 }
 
 #--- High light keywords, with style choosen by user.
@@ -2907,21 +4151,40 @@ ENDJS
 
 #--- Called from submission routine
 sub processHandGrade {
-    my ($request) = shift;
-    my ($symb)   = &get_symb($request);
+    my ($request,$symb) = @_;
     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
     my $button = $env{'form.gradeOpt'};
     my $ngrade = $env{'form.NCT'};
     my $ntstu  = $env{'form.NTSTU'};
     my $cdom   = $env{'course.'.$env{'request.course.id'}.'.domain'};
     my $cnum   = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my ($res_error,%queueable);
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay) = &response_type($symb,\$res_error);
+    if ($res_error) {
+        $request->print(&navmap_errormsg());
+        return;
+    } else {
+        foreach my $part (@{$partlist}) {
+            if (ref($responseType->{$part}) eq 'HASH') {
+                foreach my $id (keys(%{$responseType->{$part}})) {
+                    if (($responseType->{$part}->{$id} eq 'essay') ||
+                        (lc($handgrade->{$part.'_'.$id}) eq 'yes')) {
+                        $queueable{$part} = 1;
+                        last;
+                    }
+                }
+            }
+        }
+    }
 
     if ($button eq 'Save & Next') {
+        my %needpb = &passbacks_for_symb($cdom,$cnum,$symb);
+        my (%skip_passback,%pbsave,%pbcollab);
 	my $ctr = 0;
 	while ($ctr < $ngrade) {
 	    my ($uname,$udom) = split(/:/,$env{'form.unamedom'.$ctr});
 	    my ($errorflag,$pts,$wgt,$numhidden) = 
-                &saveHandGrade($request,$symb,$uname,$udom,$ctr);
+                &saveHandGrade($request,$symb,$uname,$udom,$ctr,undef,undef,\%queueable,\%needpb,\%skip_passback,\%pbsave);
 	    if ($errorflag eq 'no_score') {
 		$ctr++;
 		next;
@@ -2958,7 +4221,7 @@ sub processHandGrade {
 		if ($env{'form.withgrades'.$ctr}) {
 		    $message.="\n\nPoint".($pts > 1 ? 's':'').' awarded = '.$pts.' out of '.$wgt;
 		    $messagetail = " for <a href=\"".
-		                   $feedurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
+		                   $feedurl."?symb=$showsymb\">$restitle</a>";
 		}
 		$msgstatus = 
                     &Apache::lonmsg::user_normal_msg($uname,$udom,$subject,
@@ -2974,36 +4237,85 @@ sub processHandGrade {
 		foreach my $collabstr (@collabstrs) {
 		    my ($part,@collaborators) = split(/:/,$collabstr);
 		    foreach my $collaborator (@collaborators) {
-			my ($errorflag,$pts,$wgt) = 
+			my ($errorflag,$pts,$wgt,$numchg,$numupdate) = 
 			    &saveHandGrade($request,$symb,$collaborator,$udom,$ctr,
-					   $env{'form.unamedom'.$ctr},$part);
+					   $env{'form.unamedom'.$ctr},$part,\%queueable);
 			if ($errorflag eq 'not_allowed') {
 			    $request->print("<span class=\"LC_error\">".&mt('Not allowed to modify grades for [_1]',"$collaborator:$udom")."</span>");
 			    next;
-			} elsif ($message ne '') {
-			    my ($baseurl,$showsymb) = 
-				&get_feedurl_and_symb($symb,$collaborator,
-						      $udom);
-			    if ($env{'form.withgrades'.$ctr}) {
-				$messagetail = " for <a href=\"".
-                                    $baseurl."?symb=$showsymb\">$env{'form.probTitle'}</a>";
-			    }
-			    $msgstatus = 
-				&Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle);
+                        } else {
+                            if ($numchg || $numupdate) {
+                                $pbcollab{$collaborator}{$part} = [$pts,$wgt];
+                            }
+                            if ($message ne '') {
+                                my ($baseurl,$showsymb) =
+                                    &get_feedurl_and_symb($symb,$collaborator,
+                                                          $udom);
+                                if ($env{'form.withgrades'.$ctr}) {
+                                    $messagetail = " for <a href=\"".
+                                        $baseurl."?symb=$showsymb\">$restitle</a>";
+                                }
+                                $msgstatus =
+                                    &Apache::lonmsg::user_normal_msg($collaborator,$udom,$subject,$message.$messagetail,undef,$baseurl,undef,undef,undef,$showsymb,$restitle);
+                            }
 			}
 		    }
 		}
 	    }
 	    $ctr++;
 	}
+        if ((keys(%pbcollab)) && (keys(%needpb))) {
+            foreach my $user (keys(%pbcollab)) {
+                my ($clbuname,$clbudom) = split(/:/,$user);
+                my $clbusec = &Apache::lonnet::getsection($clbudom,$clbuname,$cdom.'_'.$cnum);
+                if (ref($pbcollab{$user}) eq 'HASH') {
+                    my @clparts = keys(%{$pbcollab{$user}});
+                    if (@clparts) {
+                        my $navmap = Apache::lonnavmaps::navmap->new($clbuname,$clbudom,$clbusec);
+                        if (ref($navmap)) {
+                            my $res = $navmap->getBySymb($symb);
+                            if (ref($res)) {
+                                my $partlist = $res->parts();
+                                if (ref($partlist) eq 'ARRAY') {
+                                    my (%weights,%awardeds,%excuseds);
+                                    foreach my $part (@{$partlist}) {
+                                        if ($res->status($part) eq $res->EXCUSED) {
+                                            $excuseds{$symb}{$part} = 1;
+                                        } else {
+                                            $excuseds{$symb}{$part} = '';
+                                        }
+                                        if ((exists($pbcollab{$user}{$part})) && (ref($pbcollab{$user}{$part}) eq 'ARRAY')) {
+                                            my $pts = $pbcollab{$user}{$part}[0];
+                                            my $wt = $pbcollab{$user}{$part}[1];
+                                            if ($wt) {
+                                                $awardeds{$symb}{$part} = $pts/$wt;
+                                                $weights{$symb}{$part} = $wt;
+                                            } else {
+                                                $awardeds{$symb}{$part} = 0;
+                                                $weights{$symb}{$part} = 0;
+                                            }
+                                        } else {
+                                            $awardeds{$symb}{$part} = $res->awarded($part);
+                                            $weights{$symb}{$part} = $res->weight($part);
+                                        }
+                                    }
+                                    &process_passbacks('handgrade',[$symb],$cdom,$cnum,$clbudom,$clbuname,$clbusec,\%weights,
+                                                       \%awardeds,\%excuseds,\%needpb,\%skip_passback,\%pbsave);
+                                }
+                            }
+                        }
+                    }
+                }
+            }
+        }
     }
 
-    if ($env{'form.handgrade'} eq 'yes') {
+    my %keyhash = ();
+    if ($numessay) {
 	# Keywords sorted in alphabatical order
 	my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
-	my %keyhash = ();
 	$env{'form.keywords'}           =~ s/,\s{0,}|\s+/ /g;
-	$env{'form.keywords'}           =~ s/^\s+|\s+$//;
+	$env{'form.keywords'}           =~ s/^\s+|\s+$//g;
 	my (@keywords) = sort(split(/\s+/,$env{'form.keywords'}));
 	$env{'form.keywords'} = join(' ',@keywords);
 	$keyhash{$symb.'_keywords'}     = $env{'form.keywords'};
@@ -3011,7 +4323,9 @@ sub processHandGrade {
 	$keyhash{$loginuser.'_kwclr'}   = $env{'form.kwclr'};
 	$keyhash{$loginuser.'_kwsize'}  = $env{'form.kwsize'};
 	$keyhash{$loginuser.'_kwstyle'} = $env{'form.kwstyle'};
+    }
 
+    if ($env{'form.compmsg'}) {
 	# message center - Order of message gets changed. Blank line is eliminated.
 	# New messages are saved in env for the next student.
 	# All messages are saved in nohist_handgrade.db
@@ -3034,9 +4348,12 @@ sub processHandGrade {
 	}
 	$env{'form.savemsgN'} = --$idx;
 	$keyhash{$symb.'_savemsgN'} = $env{'form.savemsgN'};
+    }
+    if (($numessay) || ($env{'form.compmsg'})) {
 	my $putresult = &Apache::lonnet::put
 	    ('nohist_handgrade',\%keyhash,$cdom,$cnum);
     }
+
     # Called by Save & Refresh from Highlight Attribute Window
     my (undef,undef,$fullname) = &getclasslist($env{'form.section'},'1');
     if ($env{'form.refresh'} eq 'on') {
@@ -3051,22 +4368,12 @@ sub processHandGrade {
 	    my $processUser = $env{'form.unamedom'.$ctr};
 	    ($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
 	    $env{'form.fullname'} = $$fullname{$processUser};
-	    &submission($request,$ctr,$total-1);
+	    &submission($request,$ctr,$total-1,$symb);
 	    $ctr++;
 	}
 	return '';
     }
 
-# Go directly to grade student - from submission or link from chart page
-    if ($button eq 'Grade Student') {
-	(undef,undef,$env{'form.handgrade'},undef,undef) = &showResourceInfo($symb);
-	my $processUser = $env{'form.unamedom'.$env{'form.studentNo'}};
-	($env{'form.student'},$env{'form.userdom'}) = split(/:/,$processUser);
-	$env{'form.fullname'} = $$fullname{$processUser};
-	&submission($request,0,0);
-	return '';
-    }
-
     # Get the next/previous one or group of students
     my $firststu = $env{'form.unamedom0'};
     my $laststu = $env{'form.unamedom'.($ngrade-1)};
@@ -3097,12 +4404,6 @@ sub processHandGrade {
     }
     $ctr = 0;
     @parsedlist = reverse @parsedlist if ($button eq 'Previous');
-    my $res_error;
-    my ($partlist) = &response_type($symb,\$res_error);
-    if ($res_error) {
-        $request->print(&navmap_errormsg());
-        return;
-    }
     foreach my $student (@parsedlist) {
 	my $submitonly=$env{'form.submitonly'};
 	my ($uname,$udom) = split(/:/,$student);
@@ -3148,14 +4449,11 @@ sub processHandGrade {
 	$env{'form.student'}  = $uname;
 	$env{'form.userdom'}  = $udom;
 	$env{'form.fullname'} = $$fullname{$_};
-	&submission($request,$ctr,$total);
+	&submission($request,$ctr,$total,$symb);
 	$ctr++;
     }
     if ($total < 0) {
-	my $the_end = '<h3><span class="LC_info">'.&mt('LON-CAPA User Message').'</span></h3><br />'."\n";
-	$the_end.='<p>'.&mt('[_1]Message:[_2] No more students for this section or class.','<b>','</b>').'</p>'."\n";
-	$the_end.=&mt('Click on the button below to return to the grading menu.').'<br /><br />'."\n";
-	$the_end.=&show_grading_menu_form($symb);
+        my $the_end.='<p>'.&mt('[_1]Message:[_2] No more students for this section or class.','<b>','</b>').'</p>'."\n";
 	$request->print($the_end);
     }
     return '';
@@ -3163,7 +4461,8 @@ sub processHandGrade {
 
 #---- Save the score and award for each student, if changed
 sub saveHandGrade {
-    my ($request,$symb,$stuname,$domain,$newflg,$submitter,$part) = @_;
+    my ($request,$symb,$stuname,$domain,$newflg,$submitter,
+        $part,$queueable,$needpb,$skip_passback,$pbsave) = @_;
     my @version_parts;
     my $usec = &Apache::lonnet::getsection($domain,$stuname,
 					   $env{'request.course.id'});
@@ -3171,7 +4470,7 @@ sub saveHandGrade {
     my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$stuname);
     my @parts_graded;
     my %newrecord  = ();
-    my ($pts,$wgt,$totchg) = ('','',0);
+    my ($pts,$wgt,$totchg,$sendupdate,$poss_pb) = ('','',0,0,0);
     my %aggregate = ();
     my $aggregateflag = 0;
     if ($env{'form.HIDE'.$newflg}) {
@@ -3179,18 +4478,33 @@ sub saveHandGrade {
         my $numchgs = &makehidden($version,$parts,\%record,$symb,$domain,$stuname,1);
         $totchg += $numchgs;
     }
+    if ((ref($needpb) eq 'HASH') && (keys(%{$needpb}))) {
+        $poss_pb = 1;
+    }
+    my (%weights,%awardeds,%excuseds);
     my @parts = split(/:/,$env{'form.partlist'.$newflg});
     foreach my $new_part (@parts) {
-	#collaborator ($submi may vary for different parts
+	#collaborator ($submitter may vary for different parts)
 	if ($submitter && $new_part ne $part) { next; }
 	my $dropMenu = $env{'form.GD_SEL'.$newflg.'_'.$new_part};
+        if ($poss_pb) {
+            $weights{$symb}{$new_part} =
+                &Apache::lonnet::EXT('resource.'.$new_part.'.weight',$symb,$domain,$stuname);
+        } elsif ($env{'form.WGT'.$newflg.'_'.$new_part} eq '') {
+            $weights{$symb}{$new_part} = 1;
+        } else {
+            $weights{$symb}{$new_part} = $env{'form.WGT'.$newflg.'_'.$new_part};
+        }
 	if ($dropMenu eq 'excused') {
+            $excuseds{$symb}{$new_part} = 1;
+            $awardeds{$symb}{$new_part} = '';
 	    if ($record{'resource.'.$new_part.'.solved'} ne 'excused') {
 		$newrecord{'resource.'.$new_part.'.solved'} = 'excused';
 		if (exists($record{'resource.'.$new_part.'.awarded'})) {
 		    $newrecord{'resource.'.$new_part.'.awarded'} = '';
 		}
 	        $newrecord{'resource.'.$new_part.'.regrader'}="$env{'user.name'}:$env{'user.domain'}";
+                $sendupdate ++;
 	    }
 	} elsif ($dropMenu eq 'reset status'
 		 && exists($record{'resource.'.$new_part.'.solved'})) { #don't bother if no old records -> no attempts
@@ -3214,6 +4528,9 @@ sub saveHandGrade {
                 &decrement_aggs($symb,$new_part,\%aggregate,$aggtries,$totaltries,$solvedstatus);
                 $aggregateflag = 1;
             }
+            $sendupdate ++;
+            $excuseds{$symb}{$new_part} = '';
+            $awardeds{$symb}{$new_part} = '';
 	} elsif ($dropMenu eq '') {
 	    $pts = ($env{'form.GD_BOX'.$newflg.'_'.$new_part} ne '' ? 
 		    $env{'form.GD_BOX'.$newflg.'_'.$new_part} : 
@@ -3224,12 +4541,15 @@ sub saveHandGrade {
 	    $wgt = $env{'form.WGT'.$newflg.'_'.$new_part} eq '' ? 1 : 
 		$env{'form.WGT'.$newflg.'_'.$new_part};
 	    my $partial= $pts/$wgt;
+            $awardeds{$symb}{$new_part} = $partial;
+            $excuseds{$symb}{$new_part} = '';
 	    if ($partial eq $record{'resource.'.$new_part.'.awarded'}) {
 		#do not update score for part if not changed.
                 &handback_files($request,$symb,$stuname,$domain,$newflg,$new_part,\%newrecord);
 		next;
 	    } else {
 	        push(@parts_graded,$new_part);
+                $sendupdate ++;
 	    }
 	    if ($record{'resource.'.$new_part.'.awarded'} ne $partial) {
 		$newrecord{'resource.'.$new_part.'.awarded'}  = $partial;
@@ -3275,13 +4595,17 @@ sub saveHandGrade {
 	&Apache::lonnet::cstore(\%newrecord,$symb,
 				$env{'request.course.id'},$domain,$stuname);
 	&check_and_remove_from_queue(\@parts,\%record,\%newrecord,$symb,
-				     $cdom,$cnum,$domain,$stuname);
+				     $cdom,$cnum,$domain,$stuname,$queueable);
     }
     if ($aggregateflag) {
         &Apache::lonnet::cinc('nohist_resourcetracker',\%aggregate,
 			      $cdom,$cnum);
     }
-    return ('',$pts,$wgt,$totchg);
+    if (($sendupdate || $totchg) && (!$submitter) && ($poss_pb)) {
+        &process_passbacks('handgrade',[$symb],$cdom,$cnum,$domain,$stuname,$usec,\%weights,
+                           \%awardeds,\%excuseds,$needpb,$skip_passback,$pbsave);
+    }
+    return ('',$pts,$wgt,$totchg,$sendupdate);
 }
 
 sub makehidden {
@@ -3315,7 +4639,7 @@ sub makehidden {
 }
 
 sub check_and_remove_from_queue {
-    my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname) = @_;
+    my ($parts,$record,$newrecord,$symb,$cdom,$cnum,$domain,$stuname,$queueable) = @_;
     my @ungraded_parts;
     foreach my $part (@{$parts}) {
 	if (    $record->{   'resource.'.$part.'.awarded'} eq ''
@@ -3323,7 +4647,9 @@ sub check_and_remove_from_queue {
 	     && $newrecord->{'resource.'.$part.'.awarded'} eq ''
 	     && $newrecord->{'resource.'.$part.'.solved' } ne 'excused'
 		) {
-	    push(@ungraded_parts, $part);
+            if ($queueable->{$part}) {
+	        push(@ungraded_parts, $part);
+            }
 	}
     }
     if ( !@ungraded_parts ) {
@@ -3395,6 +4721,7 @@ sub handback_files {
         my ($subject,$message);
         if (scalar(@handedback) == 1) {
             $subject = &mt_user($user_lh,'File Handed Back by Instructor');
+            $message = &mt_user($user_lh,'A file has been returned that was originally submitted in response to: ');
         } else {
             $subject = &mt_user($user_lh,'Files Handed Back by Instructor');
             $message = &mt_user($user_lh,'Files have been returned that were originally submitted in response to: ');
@@ -3537,8 +4864,8 @@ sub version_portfiles {
             $$record{$key} = join(',',@versioned_portfiles);
             push(@returned_keys,$key);
         }
-    } 
-    return (@returned_keys);   
+    }
+    return (@returned_keys);
 }
 
 sub get_next_version {
@@ -3609,8 +4936,7 @@ sub viewgrades_js {
 
     my $alertmsg = &mt('A number equal or greater than 0 is expected. Entered value = ');
     &js_escape(\$alertmsg);
-    $request->print(<<VIEWJAVASCRIPT);
-<script type="text/javascript" language="javascript">
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<VIEWJAVASCRIPT));
    function writePoint(partid,weight,point) {
 	var radioButton = document.classgrade["RADVAL_"+partid];
 	var textbox = document.classgrade["TEXTVAL_"+partid];
@@ -3771,16 +5097,19 @@ sub viewgrades_js {
 	}
     }
 
-</script>
 VIEWJAVASCRIPT
 }
 
 #--- show scores for a section or whole class w/ option to change/update a score
 sub viewgrades {
-    my ($request) = shift;
+    my ($request,$symb) = @_;
+    my ($is_tool,$toolsymb);
+    if ($symb =~ /ext\.tool$/) {
+        $is_tool = 1;
+        $toolsymb = $symb;
+    }
     &viewgrades_js($request);
 
-    my ($symb) = &get_symb($request);
     #need to make sure we have the correct data for later EXT calls, 
     #thus invalidate the cache
     &Apache::lonnet::devalidatecourseresdata(
@@ -3789,7 +5118,6 @@ sub viewgrades {
     &Apache::lonnet::clear_EXT_cache_status();
 
     my $result='<h3><span class="LC_info">'.&mt('Manual Grading').'</span></h3>';
-    $result.='<h4><b>'.&mt('Current Resource').':</b> '.$env{'form.probTitle'}.'</h4>'."\n";
 
     #view individual student submission form - called using Javascript viewOneStudent
     $result.=&jscriptNform($symb);
@@ -3800,9 +5128,7 @@ sub viewgrades {
 	'<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
 	'<input type="hidden" name="command" value="editgrades" />'."\n".
 	&build_section_inputs().
-	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
 	'<input type="hidden" name="Status" value="'.$env{'stu_status'}.'" />'."\n".
-	'<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
 
     #retrieve selected groups
     my (@groups,$group_display);
@@ -3816,7 +5142,26 @@ sub viewgrades {
     }
 
     my ($common_header,$specific_header,@sections,$section_display);
-    @sections = &Apache::loncommon::get_env_multiple('form.section');
+    if ($env{'request.course.sec'} ne '') {
+        @sections = ($env{'request.course.sec'});
+    } else {
+        @sections = &Apache::loncommon::get_env_multiple('form.section');
+    }
+
+# Check if Save button should be usable
+    my $disabled = ' disabled="disabled"';
+    if ($perm{'mgr'}) {
+        if (grep(/^all$/,@sections)) {
+            undef($disabled);
+        } else {
+            foreach my $sec (@sections) {
+                if (&canmodify($sec)) {
+                    undef($disabled);
+                    last;
+                }
+            }
+        }
+    }
     if (grep(/^all$/,@sections)) {
         @sections = ('all');
         if ($group_display) {
@@ -3862,7 +5207,13 @@ sub viewgrades {
     if ($env{'form.submitonly'} eq 'all') {
         $result.= '<h3>'.$common_header.'</h3>';
     } else {
-        $result.= '<h3>'.$common_header.'&nbsp;'.&mt('(submission status: "[_1]")',$submission_status).'</h3>'; 
+        my $text;
+        if ($is_tool) {
+            $text = &mt('(transaction status: "[_1]")',$submission_status);
+        } else {
+            $text = &mt('(submission status: "[_1]")',$submission_status);
+        }
+        $result.= '<h3>'.$common_header.'&nbsp;'.$text.'</h3>';
     }
     $result .= &Apache::loncommon::start_data_table();
     #radio buttons/text box for assigning points for a section or class.
@@ -3875,13 +5226,17 @@ sub viewgrades {
     my %weight = ();
     my $ctsparts = 0;
     my %seen = ();
-    my @part_response_id = &flatten_responseType($responseType);
+    my @part_response_id;
+    if ($is_tool) {
+        @part_response_id = ([0,'']);
+    } else {
+        @part_response_id = &flatten_responseType($responseType);
+    }
     foreach my $part_response_id (@part_response_id) {
     	my ($partid,$respid) = @{ $part_response_id };
 	my $part_resp = join('_',@{ $part_response_id });
 	next if $seen{$partid};
 	$seen{$partid}++;
-	my $handgrade=$$handgrade{$part_resp};
 	my $wgt = &Apache::lonnet::EXT('resource.'.$partid.'.weight',$symb);
 	$weight{$partid} = $wgt eq '' ? '1' : $wgt;
 
@@ -3927,10 +5282,16 @@ sub viewgrades {
 
     #table listing all the students in a section/class
     #header of table
-    if ($env{'form.submitonly'} eq 'all') { 
+    if ($env{'form.submitonly'} eq 'all') {
         $result.= '<h3>'.$specific_header.'</h3>';
     } else {
-        $result.= '<h3>'.$specific_header.'&nbsp;'.&mt('(submission status: "[_1]")',$submission_status).'</h3>';
+        my $text;
+        if ($is_tool) {
+            $text = &mt('(transaction status: "[_1]")',$submission_status);
+        } else {
+            $text = &mt('(submission status: "[_1]")',$submission_status);
+        }
+        $result.= '<h3>'.$specific_header.'&nbsp;'.$text.'</h3>';
     }
     $result.= &Apache::loncommon::start_data_table().
 	      &Apache::loncommon::start_data_table_header_row().
@@ -3944,12 +5305,15 @@ sub viewgrades {
     my (undef,undef,$url)=&Apache::lonnet::decode_symb($symb);
     my @partids = ();
     foreach my $part (@parts) {
-	my $display=&Apache::lonnet::metadata($url,$part.'.display');
+	my $display=&Apache::lonnet::metadata($url,$part.'.display',$toolsymb);
         my $narrowtext = &mt('Tries');
 	$display =~ s|^Number of Attempts|$narrowtext <br />|; # makes the column narrower
-	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
+	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name',$toolsymb); }
 	my ($partid) = &split_part_type($part);
         push(@partids,$partid);
+#
+# FIXME: Looks like $display looks at English text
+#
 	my $display_part=&get_display_part($partid,$symb);
 	if ($display =~ /^Partial Credit Factor/) {
 	    $result.='<th>'.
@@ -3985,11 +5349,11 @@ sub viewgrades {
 		 return $a cmp $b;
 	     } (keys(%$fullname))) {
 	$result.=&viewstudentgrade($symb,$env{'request.course.id'},
-				   $_,$$fullname{$_},\@parts,\%weight,\$ctr,\%last_resets);
+				   $_,$$fullname{$_},\@parts,\%weight,\$ctr,\%last_resets,$is_tool);
     }
     $result.=&Apache::loncommon::end_data_table();
     $result.='<input type="hidden" name="total" value="'.$ctr.'" />'."\n";
-    $result.='<input type="button" value="'.&mt('Save').'" '.
+    $result.='<input type="button" value="'.&mt('Save').'"'.$disabled.' '.
 	'onclick="javascript:submit();" target="_self" /></form>'."\n";
     if ($ctr == 0) {
         my $stu_status = join(' or ',&Apache::loncommon::get_env_multiple('form.Status'));
@@ -4068,13 +5432,12 @@ sub viewgrades {
 	}
 	$result .= '</span><br />';
     }
-    $result.=&show_grading_menu_form($symb);
     return $result;
 }
 
 #--- call by previous routine to display each student who satisfies submission filter.
 sub viewstudentgrade {
-    my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets) = @_;
+    my ($symb,$courseid,$student,$fullname,$parts,$weight,$ctr,$last_resets,$is_tool) = @_;
     my ($uname,$udom) = split(/:/,$student);
     my %record=&Apache::lonnet::restore($symb,$courseid,$udom,$uname);
     my $submitonly = $env{'form.submitonly'};
@@ -4132,7 +5495,6 @@ sub viewstudentgrade {
         my ($aggtries,$totaltries);
         unless (exists($aggregates{$part})) {
 	    $totaltries = $record{'resource.'.$part.'.tries'};
-
 	    $aggtries = $totaltries;
             if ($$last_resets{$part}) {  
                 $aggtries = &get_num_tries(\%record,$$last_resets{$part},
@@ -4180,12 +5542,14 @@ sub viewstudentgrade {
 #--- change scores for all the students in a section/class
 #    record does not get update if unchanged
 sub editgrades {
-    my ($request) = @_;
+    my ($request,$symb) = @_;
+    my $toolsymb;
+    if ($symb =~ /ext\.tool$/) {
+        $toolsymb = $symb;
+    }
 
-    my ($symb)=&get_symb($request);
     my $section_display = join (", ",&Apache::loncommon::get_env_multiple('form.section'));
     my $title='<h2>'.&mt('Current Grade Status').'</h2>';
-    $title.='<h4><b>'.&mt('Current Resource').':</b> '.$env{'form.probTitle'}.'</h4>'."\n";
     $title.='<h4><b>'.&mt('Section:').'</b> '.$section_display.'</h4>'."\n";
 
     my $result= &Apache::loncommon::start_data_table().
@@ -4202,6 +5566,10 @@ sub editgrades {
 		    );
     my ($classlist,undef,$fullname) = &getclasslist($env{'form.section'},'0');
 
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my %needpb = &passbacks_for_symb($cdom,$cnum,$symb);
+
     my (@partid);
     my %weight = ();
     my %columns = ();
@@ -4229,7 +5597,7 @@ sub editgrades {
 	    my ($part,$type) = &split_part_type($stores);
 	    if ($part !~ m/^\Q$partid\E/) { next;}
 	    if ($type eq 'awarded' || $type eq 'solved') { next; }
-	    my $display=&Apache::lonnet::metadata($url,$stores.'.display');
+	    my $display=&Apache::lonnet::metadata($url,$stores.'.display',$toolsymb);
 	    $display =~ s/\[Part: \Q$part\E\]//;
             my $narrowtext = &mt('Tries');
 	    $display =~ s/Number of Attempts/$narrowtext/;
@@ -4252,6 +5620,7 @@ sub editgrades {
 	&Apache::loncommon::end_data_table_header_row();
     my @noupdate;
     my ($updateCtr,$noupdateCtr) = (1,1);
+    my ($got_types,%queueable,%pbsave,%skip_passback);
     for ($i=0; $i<$env{'form.total'}; $i++) {
 	my $user = $env{'form.ctr'.$i};
 	my ($uname,$udom)=split(/:/,$user);
@@ -4270,6 +5639,7 @@ sub editgrades {
         my %aggregate = ();
         my $aggregateflag = 0;
 	$user=~s/:/_/; # colon doen't work in javascript for names
+        my (%weights,%awardeds,%excuseds);
 	foreach (@partid) {
 	    my $old_aw    = $env{'form.GD_'.$user.'_'.$_.'_awarded_s'};
 	    my $old_part_pcr = $old_aw/($weight{$_} ne '0' ? $weight{$_}:1);
@@ -4278,6 +5648,7 @@ sub editgrades {
 	    my $awarded   = $env{'form.GD_'.$user.'_'.$_.'_awarded'};
 	    my $pcr       = $awarded/($weight{$_} ne '0' ? $weight{$_} : 1);
 	    my $partial   = $awarded eq '' ? '' : $pcr;
+            $awardeds{$symb}{$_} = $partial;
 	    my $score;
 	    if ($partial eq '') {
 		$score = $scoreptr{$env{'form.GD_'.$user.'_'.$_.'_solved_s'}};
@@ -4318,6 +5689,11 @@ sub editgrades {
 
 
 	    my $partid=$_;
+            if ($score eq 'excused') {
+                $excuseds{$symb}{$partid} = 1;
+            } else {
+                $excuseds{$symb}{$partid} = '';
+            }
 	    foreach my $stores (@parts) {
 		my ($part,$type) = &split_part_type($stores);
 		if ($part !~ m/^\Q$partid\E/) { next;}
@@ -4335,9 +5711,6 @@ sub editgrades {
 	}
 	$line.="\n";
 
-	my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
-	my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
-
 	if ($updateflag) {
 	    $count++;
 	    &Apache::lonnet::cstore(\%newrecord,$symb,$env{'request.course.id'},
@@ -4351,12 +5724,32 @@ sub editgrades {
 					     $udom,$uname);
 		my $all_graded = 1;
 		my $none_graded = 1;
+                unless ($got_types) {
+                    my $error;
+                    my ($plist,$handgrd,$resptype) = &response_type($symb,\$error);
+                    unless ($error) {
+                        foreach my $part (@parts) {
+                            if (ref($resptype->{$part}) eq 'HASH') {
+                                foreach my $id (keys(%{$resptype->{$part}})) {
+                                    if (($resptype->{$part}->{$id} eq 'essay') ||
+                                        (lc($handgrd->{$part.'_'.$id}) eq 'yes')) {
+                                        $queueable{$part} = 1;
+                                        last;
+                                    }
+                                }
+                            }
+                        }
+                    }
+                    $got_types = 1;
+                }
 		foreach my $part (@parts) {
-		    if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
-			$all_graded = 0;
-		    } else {
-			$none_graded = 0;
-		    }
+                    if ($queueable{$part}) {
+		        if ( $record{'resource.'.$part.'.awarded'} eq '' ) {
+			    $all_graded = 0;
+		        } else {
+			    $none_graded = 0;
+		        }
+                    }
 		}
 
 		if ($all_graded || $none_graded) {
@@ -4370,6 +5763,11 @@ sub editgrades {
 		'<td align="right">&nbsp;'.$updateCtr.'&nbsp;</td>'.$line.
 		&Apache::loncommon::end_data_table_row();
 	    $updateCtr++;
+            if (keys(%needpb)) {
+                $weights{$symb} = \%weight;
+                &process_passbacks('editgrades',[$symb],$cdom,$cnum,$udom,$uname,$usec,\%weights,
+                                   \%awardeds,\%excuseds,\%needpb,\%skip_passback,\%pbsave);
+            }
 	} else {
 	    push(@noupdate,
 		 '<td align="right">&nbsp;'.$noupdateCtr.'&nbsp;</td>'.$line);
@@ -4394,8 +5792,7 @@ sub editgrades {
 		&Apache::loncommon::end_data_table_row();
 	}
     }
-    $result .= &Apache::loncommon::end_data_table().
-	&show_grading_menu_form($symb);
+    $result .= &Apache::loncommon::end_data_table();
     my $msg = '<p><b>'.
 	&mt('Number of records updated = [_1] for [quant,_2,student].',
 	    $rec_update,$count).'</b><br />'.
@@ -4512,20 +5909,16 @@ sub csvuploadmap_header {
 	$javascript=&csvupload_javascript_forward_associate();
     }
 
-    my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
     my $checked=(($env{'form.noFirstLine'})?' checked="checked"':'');
     my $ignore=&mt('Ignore First Line');
     $symb = &Apache::lonenc::check_encrypt($symb);
+    $request->print('<form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">'.
+                    &mt('Total number of records found in file: [_1]',$distotal).'<hr />'.
+                    &mt('Associate entries from the uploaded file with as many fields as you can.'));
+    my $reverse=&mt("Reverse Association");
     $request->print(<<ENDPICK);
-<form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
-<h3><span class="LC_info">Uploading Class Grades</span></h3>
-$result
-<hr />
-<h3>Identify fields</h3>
-Total number of records found in file: $distotal <hr />
-Enter as many fields as you can. The system will inform you and bring you back
-to this page if the data selected is insufficient to run your class.<hr />
-<input type="button" value="Reverse Association" onclick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
+<br />
+<input type="button" value="$reverse" onclick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
 <label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
 <input type="hidden" name="associate"  value="" />
 <input type="hidden" name="phase"      value="three" />
@@ -4535,20 +5928,20 @@ to this page if the data selected is ins
 <input type="hidden" name="upfile_associate" 
                                        value="$env{'form.upfile_associate'}" />
 <input type="hidden" name="symb"       value="$symb" />
-<input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
-<input type="hidden" name="probTitle"  value="$env{'form.probTitle'}" />
 <input type="hidden" name="command"    value="csvuploadoptions" />
 <hr />
-<script type="text/javascript" language="Javascript">
-$javascript
-</script>
 ENDPICK
+    $request->print(&Apache::lonhtmlcommon::scripttag($javascript));
     return '';
 
 }
 
 sub csvupload_fields {
     my ($symb,$errorref) = @_;
+    my $toolsymb;
+    if ($symb =~ /ext\.tool$/) {
+        $toolsymb = $symb;
+    }
     my (@parts) = &getpartlist($symb,$errorref);
     if (ref($errorref)) {
         if ($$errorref) {
@@ -4562,7 +5955,7 @@ sub csvupload_fields {
     my (undef,undef,$url) = &Apache::lonnet::decode_symb($symb);
     foreach my $part (sort(@parts)) {
 	my @datum;
-	my $display=&Apache::lonnet::metadata($url,$part.'.display');
+	my $display=&Apache::lonnet::metadata($url,$part.'.display',$toolsymb);
 	my $name=$part;
 	if  (!$display) { $display = $name; }
 	@datum=($name,$display);
@@ -4589,8 +5982,7 @@ ENDPICK
 sub checkforfile_js {
     my $alertmsg = &mt('Please use the browse button to select a file from your local directory.');
     &js_escape(\$alertmsg);
-    my $result =<<CSVFORMJS;
-<script type="text/javascript" language="javascript">
+    my $result = &Apache::lonhtmlcommon::scripttag(<<CSVFORMJS);
     function checkUpload(formname) {
 	if (formname.upfile.value == "") {
 	    alert("$alertmsg");
@@ -4598,24 +5990,19 @@ sub checkforfile_js {
 	}
 	formname.submit();
     }
-    </script>
 CSVFORMJS
     return $result;
 }
 
 sub upcsvScores_form {
-    my ($request) = shift;
-    my ($symb)=&get_symb($request);
+    my ($request,$symb) = @_;
     if (!$symb) {return '';}
     my $result=&checkforfile_js();
-    $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
-    my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
-    $result.=$table;
-    $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
-    $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
-    $result.='&nbsp;<b>'.&mt('Specify a file containing the class scores for current resource.').
-	'</b></td></tr>'."\n";
-    $result.='<tr bgcolor="#ffffe6"><td>'."\n";
+    $result.=&Apache::loncommon::start_data_table().
+             &Apache::loncommon::start_data_table_header_row().
+             '<th>'.&mt('Specify a file containing the class scores for current resource.').'</th>'.
+             &Apache::loncommon::end_data_table_header_row().
+             &Apache::loncommon::start_data_table_row().'<td>';
     my $upload=&mt("Upload Scores");
     my $upfile_select=&Apache::loncommon::upfile_select_html();
     my $ignore=&mt('Ignore First Line');
@@ -4624,25 +6011,22 @@ sub upcsvScores_form {
 <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
 <input type="hidden" name="symb" value="$symb" />
 <input type="hidden" name="command" value="csvuploadmap" />
-<input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
-<input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
 $upfile_select
 <br /><input type="button" onclick="javascript:checkUpload(this.form);" value="$upload" />
 <label><input type="checkbox" name="noFirstLine" />$ignore</label>
 </form>
 ENDUPFORM
     $result.=&Apache::loncommon::help_open_topic("Course_Convert_To_CSV",
-                           &mt("How do I create a CSV file from a spreadsheet"))
-    .'</td></tr></table>'."\n";
-    $result.='</td></tr></table><br /><br />'."\n";
-    $result.=&show_grading_menu_form($symb);
+                           &mt("How do I create a CSV file from a spreadsheet")).
+            '</td>'.
+            &Apache::loncommon::end_data_table_row().
+            &Apache::loncommon::end_data_table();
     return $result;
 }
 
 
 sub csvuploadmap {
-    my ($request)= @_;
-    my ($symb)=&get_symb($request);
+    my ($request,$symb) = @_;
     if (!$symb) {return '';}
 
     my $datatoken;
@@ -4685,39 +6069,29 @@ sub csvuploadmap {
 	}
     }
     &csvuploadmap_footer($request,$i,$keyfields);
-    $request->print(&show_grading_menu_form($symb));
 
     return '';
 }
 
 sub csvuploadoptions {
-    my ($request)= @_;
-    my ($symb)=&get_symb($request);
+    my ($request,$symb)= @_;
+    my $overwrite=&mt('Overwrite any existing score');
     my $checked=(($env{'form.noFirstLine'})?'1':'0');
     my $ignore=&mt('Ignore First Line');
     $request->print(<<ENDPICK);
 <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
-<h3><span class="LC_info">Uploading Class Grade Options</span></h3>
 <input type="hidden" name="command"    value="csvuploadassign" />
-<!--
-<p>
-<label>
-   <input type="checkbox" name="show_full_results" />
-   Show a table of all changes
-</label>
-</p>
--->
 <p>
 <label>
    <input type="checkbox" name="overwite_scores" checked="checked" />
-   Overwrite any existing score
+   $overwrite
 </label>
 </p>
 ENDPICK
     my %fields=&get_fields();
     if (!defined($fields{'domain'})) {
 	my $domform = &Apache::loncommon::select_dom_form($env{'request.role.domain'},'default_domain');
-	$request->print("\n<p> Users are in domain: ".$domform."</p>\n");
+        $request->print("\n<p>".&mt('Users are in domain: [_1]',$domform)."</p>\n");
     }
     foreach my $key (sort(keys(%env))) {
 	if ($key !~ /^form\.(.*)$/) { next; }
@@ -4730,7 +6104,6 @@ ENDPICK
     # FIXME do a check for any invalid user ids?...
     $request->print('<input type="submit" value="'.&mt('Assign Grades').'" /><br />
 <hr /></form>'."\n");
-    $request->print(&show_grading_menu_form($symb));
     return '';
 }
 
@@ -4752,8 +6125,7 @@ sub get_fields {
 }
 
 sub csvuploadassign {
-    my ($request)= @_;
-    my ($symb)=&get_symb($request);
+    my ($request,$symb) = @_;
     if (!$symb) {return '';}
     my $error_msg = '';
     my $datatoken = &Apache::loncommon::valid_datatoken($env{'form.datatoken'});
@@ -4763,13 +6135,34 @@ sub csvuploadassign {
     my @gradedata = &Apache::loncommon::upfile_record_sep();
     if ($env{'form.noFirstLine'}) { shift(@gradedata); }
     my %fields=&get_fields();
-    $request->print('<h3>Assigning Grades</h3>');
     my $courseid=$env{'request.course.id'};
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
     my ($classlist) = &getclasslist('all',0);
     my @notallowed;
     my @skipped;
     my @warnings;
     my $countdone=0;
+    my @parts;
+    my %needpb = &passbacks_for_symb($cdom,$cnum,$symb);
+    my $passback;
+    if (keys(%needpb)) {
+        $passback = 1;
+        my $navmap = Apache::lonnavmaps::navmap->new();
+        if (ref($navmap)) {
+            my $res = $navmap->getBySymb($symb);
+            if (ref($res)) {
+                my $partlist = $res->parts();
+                if (ref($partlist) eq 'ARRAY') {
+                    @parts = sort(@{$partlist});
+                }
+            }
+        } else {
+            return &navmap_errormsg();
+        }
+    }
+    my (%skip_passback,%pbsave,%weights,%awardeds,%excuseds);
+
     foreach my $grade (@gradedata) {
 	my %entries=&Apache::loncommon::record_sep($grade);
 	my $domain;
@@ -4812,9 +6205,14 @@ sub csvuploadassign {
 		my $part=$1;
 		my $wgt =&Apache::lonnet::EXT('resource.'.$part.'.weight',
 					      $symb,$domain,$username);
+                $weights{$symb}{$part} = $wgt;
                 if ($wgt) {
                     $entries{$fields{$dest}}=~s/\s//g;
                     my $pcr=$entries{$fields{$dest}} / $wgt;
+                    if ($passback) {
+                        $awardeds{$symb}{$part} = $pcr;
+                        $excuseds{$symb}{$part} = '';
+                    }
                     my $award=($pcr == 0) ? 'incorrect_by_override'
                                           : 'correct_by_override';
                     if ($pcr>1) {
@@ -4834,12 +6232,28 @@ sub csvuploadassign {
 		if ($dest=~/stores_(.*)_awarded/) { if ($points{$1}) {next;} }
 		if ($dest=~/stores_(.*)_solved/)  { if ($points{$1}) {next;} }
 		my $store_key=$dest;
+                if ($passback) {
+                    if ($store_key=~/stores_(.*)_(awarded|solved)/) {
+                        my ($part,$key) = ($1,$2);
+                        unless ((ref($weights{$symb}) eq 'HASH') && (exists($weights{$symb}{$part}))) {
+                            $weights{$symb}{$part} = &Apache::lonnet::EXT('resource.'.$part.'.weight',
+                                                                          $symb,$domain,$username);
+                        }
+                        if ($key eq 'awarded') {
+                            $awardeds{$symb}{$part} = $entries{$fields{$dest}};
+                        } elsif ($key eq 'solved') {
+                            if ($entries{$fields{$dest}} =~ /^excused/) {
+                                $excuseds{$symb}{$part} = 1;
+                            }
+                        }
+                    }
+                }
 		$store_key=~s/^stores/resource/;
 		$store_key=~s/_/\./g;
 		$grades{$store_key}=$entries{$fields{$dest}};
 	    }
 	}
-	if (! %grades) { 
+	if (! %grades) {
            push(@skipped,&mt("[_1]: no data to save","$username:$domain")); 
         } else {
 	   $grades{"resource.regrader"}="$env{'user.name'}:$env{'user.domain'}";
@@ -4847,19 +6261,41 @@ sub csvuploadassign {
 					   $env{'request.course.id'},
 					   $domain,$username);
 	   if ($result eq 'ok') {
+# Successfully stored
 	      $request->print('.');
 # Remove from grading queue
-              &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,
-                                             $env{'course.'.$env{'request.course.id'}.'.domain'},
-                                             $env{'course.'.$env{'request.course.id'}.'.num'},
-                                             $domain,$username);
+              &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,$cdom,$cnum,
+                                                     $domain,$username);
+              $countdone++;
+              if ($passback) {
+                  my @parts_in_upload;
+                  if (ref($weights{$symb}) eq 'HASH') {
+                      @parts_in_upload = sort(keys(%{$weights{$symb}}));
+                  }
+                  my @diffs = &Apache::loncommon::compare_arrays(\@parts_in_upload,\@parts);
+                  if (@diffs > 0) {
+                      my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$domain,$username);
+                      foreach my $part (@parts) {
+                          next if (grep(/^\Q$part\E$/,@parts_in_upload));
+                          $weights{$symb}{$part} = &Apache::lonnet::EXT('resource.'.$part.'.weight',
+                                                                        $symb,$domain,$username);
+                          if ($record{"resource.$part.solved"} =~/^excused/) {
+                              $excuseds{$symb}{$part} = 1;
+                          } else {
+                              $excuseds{$symb}{$part} = '';
+                          }
+                          $awardeds{$symb}{$part} = $record{"resource.$part.awarded"};
+                      }
+                  }
+                  &process_passbacks('csvupload',[$symb],$cdom,$cnum,$domain,$username,$usec,\%weights,
+                                     \%awardeds,\%excuseds,\%needpb,\%skip_passback,\%pbsave);
+              }
 	   } else {
 	      $request->print("<p><span class=\"LC_error\">".
                               &mt("Failed to save data for student [_1]. Message when trying to save was: [_2]",
                                   "$username:$domain",$result)."</span></p>");
 	   }
 	   $request->rflush();
-	   $countdone++;
         }
     }
     $request->print('<br />'.&Apache::lonhtmlcommon::confirm_success(&mt("Saved scores for [quant,_1,student]",$countdone),$countdone==0));
@@ -4876,7 +6312,6 @@ sub csvuploadassign {
 	$request->print(join(', ',@notallowed));
     }
     $request->print("<br />\n");
-    $request->print(&show_grading_menu_form($symb));
     return $error_msg;
 }
 #------------- end of section for handling csv file upload ---------
@@ -4887,12 +6322,11 @@ sub csvuploadassign {
 #
 #--- Select a page/sequence and a student to grade
 sub pickStudentPage {
-    my ($request) = shift;
+    my ($request,$symb) = @_;
 
     my $alertmsg = &mt('Please select the student you wish to grade.');
     &js_escape(\$alertmsg);
-    $request->print(<<LISTJAVASCRIPT);
-<script type="text/javascript" language="javascript">
+    $request->print(&Apache::lonhtmlcommon::scripttag(<<LISTJAVASCRIPT));
 
 function checkPickOne(formname) {
     if (radioSelection(formname.student) == null) {
@@ -4905,10 +6339,9 @@ function checkPickOne(formname) {
     formname.submit();
 }
 
-</script>
 LISTJAVASCRIPT
     &commonJSfunctions($request);
-    my ($symb) = &get_symb($request);
+
     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
@@ -4927,19 +6360,9 @@ LISTJAVASCRIPT
     my ($curpage) =&Apache::lonnet::decode_symb($symb); 
 #    my ($curpage,$mapId) =&Apache::lonnet::decode_symb($symb); 
 #    my $type=($curpage =~ /\.(page|sequence)/);
-    my $select = '<select name="selectpage">'."\n";
-    my $ctr=0;
-    foreach (@$titles) {
-	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
-	$select.='<option value="'.$ctr.'" '.
-	    ($$symbx{$_} =~ /$curpage$/ ? 'selected="selected"' : '').
-	    '>'.$showtitle.'</option>'."\n";
-	$ctr++;
-    }
-    $select.= '</select>';
-    $result.='&nbsp;<b>'.&mt('Problems from').':</b> '.$select."<br />\n";
 
-    $ctr=0;
+    # Collection of hidden fields
+    my $ctr=0;
     foreach (@$titles) {
 	my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
 	$result.='<input type="hidden" name="page'.$ctr.'" value="'.$$symbx{$_}.'" />'."\n";
@@ -4949,27 +6372,56 @@ LISTJAVASCRIPT
     $result.='<input type="hidden" name="page" />'."\n".
 	'<input type="hidden" name="title" />'."\n";
 
-    my $options =
-	'<label><input type="radio" name="vProb" value="no" checked="checked" /> '.&mt('no').' </label>'."\n".
-	'<label><input type="radio" name="vProb" value="yes" /> '.&mt('yes').' </label>'."<br />\n";
-    $result.='&nbsp;<b>'.&mt('View Problem Text').': </b>'.$options;
-
-    $options =
-	'<label><input type="radio" name="lastSub" value="none" /> '.&mt('none').' </label>'."\n".
-	'<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> '.&mt('by dates and submissions').'</label>'."\n".
-	'<label><input type="radio" name="lastSub" value="all" /> '.&mt('all details').' </label>'."\n";
-    $result.='&nbsp;<b>'.&mt('Submissions').': </b>'.$options;
-    
     $result.=&build_section_inputs();
     my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
     $result.='<input type="hidden" name="Status"  value="'.$stu_status.'" />'."\n".
-	'<input type="hidden" name="command" value="displayPage" />'."\n".
-	'<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."<br />\n";
+        '<input type="hidden" name="command" value="displayPage" />'."\n".
+        '<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+
+    # Show grading options
+    $result.=&Apache::lonhtmlcommon::start_pick_box();
+    my $select = '<select name="selectpage">'."\n";
+    $ctr=0;
+    foreach (@$titles) {
+        my ($minder,$showtitle) = ($_ =~ /(\d+)\.(.*)/);
+        $select.='<option value="'.$ctr.'"'.
+            ($$symbx{$_} =~ /$curpage$/ ? ' selected="selected"' : '').
+            '>'.$showtitle.'</option>'."\n";
+        $ctr++;
+    }
+    $select.= '</select>';
 
-    $result.='&nbsp;<b>'.&mt('Use CODE').': </b> <input type="text" name="CODE" value="" /> <br />'."\n";
+    $result.=
+        &Apache::lonhtmlcommon::row_title(&mt('Problems from'))
+       .$select
+       .&Apache::lonhtmlcommon::row_closure();
+
+    $result.=
+        &Apache::lonhtmlcommon::row_title(&mt('View Problem Text'))
+       .'<label><input type="radio" name="vProb" value="no"'
+           .' checked="checked" /> '.&mt('no').' </label>'."\n"
+       .'<label><input type="radio" name="vProb" value="yes" />'
+           .&mt('yes').'</label>'."\n"
+       .&Apache::lonhtmlcommon::row_closure();
+
+    $result.=
+        &Apache::lonhtmlcommon::row_title(&mt('View Submissions'))
+       .'<label><input type="radio" name="lastSub" value="none" /> '
+           .&mt('none').' </label>'."\n"
+       .'<label><input type="radio" name="lastSub" value="datesub"'
+           .' checked="checked" /> '.&mt('all submissions').'</label>'."\n"
+       .'<label><input type="radio" name="lastSub" value="all" /> '
+           .&mt('all submissions with details').' </label>'
+       .&Apache::lonhtmlcommon::row_closure();
+
+    $result.=
+        &Apache::lonhtmlcommon::row_title(&mt('Use CODE'))
+       .'<input type="text" name="CODE" value="" />'
+       .&Apache::lonhtmlcommon::row_closure(1)
+       .&Apache::lonhtmlcommon::end_pick_box();
 
-    $result.='&nbsp;<input type="button" '.
+    # Show list of students to select for grading
+    $result.='<br /><input type="button" '.
              'onclick="javascript:checkPickOne(this.form);" value="'.&mt('Next').' &rarr;" /><br />'."\n";
 
     $request->print($result);
@@ -5011,7 +6463,6 @@ LISTJAVASCRIPT
     $studentTable.='<input type="button" '.
                    'onclick="javascript:checkPickOne(this.form);" value="'.&mt('Next').' &rarr;" /></form>'."\n";
 
-    $studentTable.=&show_grading_menu_form($symb);
     $request->print($studentTable);
 
     return '';
@@ -5034,7 +6485,7 @@ sub getSymbMap {
     my @sequences = $navmap->retrieveResources(undef, sub { shift->is_map(); },
 					       1,0,1);
     for my $sequence ($navmap->getById('0.0'), @sequences) {
-	if ($navmap->hasResource($sequence, sub { shift->is_problem(); }, 0) ) {
+	if ($navmap->hasResource($sequence, sub { shift->is_gradable(); }, 0) ) {
 	    my $title = $minder.'.'.
 		&HTML::Entities::encode($sequence->compTitle(),'"\'&');
 	    push(@titles, $title); # minder in case two titles are identical
@@ -5048,9 +6499,7 @@ sub getSymbMap {
 #
 #--- Displays a page/sequence w/wo problems, w/wo submissions
 sub displayPage {
-    my ($request) = shift;
-
-    my ($symb) = &get_symb($request);
+    my ($request,$symb) = @_;
     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
     my $getsec    = $env{'form.section'} eq '' ? 'all' : $env{'form.section'};
@@ -5067,11 +6516,11 @@ sub displayPage {
     &Apache::lonnet::clear_EXT_cache_status();
 
     if (!&canview($usec)) {
-	$request->print('<span class="LC_warning">'.
-                        &mt('Unable to view requested student. ([_1])',
-                            $env{'form.student'}).
-                        '</span>');
-        $request->print(&show_grading_menu_form($symb));
+	$request->print(
+            '<span class="LC_warning">'.
+            &mt('Unable to view requested student. ([_1])',
+                $env{'form.student'}).
+            '</span>');
         return;
     }
     my $result='<h3><span class="LC_info">&nbsp;'.$env{'form.title'}.'</span></h3>';
@@ -5089,14 +6538,12 @@ sub displayPage {
     my $navmap = Apache::lonnavmaps::navmap->new();
     unless (ref($navmap)) {
         $request->print(&navmap_errormsg());
-        $request->print(&show_grading_menu_form($symb));
         return;
     }
     my ($mapUrl, $id, $resUrl)=&Apache::lonnet::decode_symb($env{'form.page'});
     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
     if (!$map) {
 	$request->print('<span class="LC_warning">'.&mt('Unable to view requested sequence. ([_1])',$resUrl).'</span>');
-	$request->print(&show_grading_menu_form($symb));
 	return; 
     }
     my $iterator = $navmap->getIterator($map->map_start(),
@@ -5109,8 +6556,7 @@ sub displayPage {
 	'<input type="hidden" name="page"    value="'.$pageTitle.'" />'."\n".
 	'<input type="hidden" name="title"   value="'.$env{'form.title'}.'" />'."\n".
 	'<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="overRideScore" value="no" />'."\n".
-	'<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n";
+	'<input type="hidden" name="overRideScore" value="no" />'."\n";
 
     if (defined($env{'form.CODE'})) {
 	$studentTable.=
@@ -5124,7 +6570,7 @@ sub displayPage {
         '</span>'."\n".
 	&Apache::loncommon::start_data_table().
 	&Apache::loncommon::start_data_table_header_row().
-	'<th align="center">&nbsp;Prob.&nbsp;</th>'.
+	'<th>'.&mt('Prob.').'</th>'.
 	'<th>&nbsp;'.($env{'form.vProb'} eq 'no' ? &mt('Title') : &mt('Problem Text')).'/'.&mt('Grade').'</th>'.
 	&Apache::loncommon::end_data_table_header_row();
 
@@ -5136,10 +6582,11 @@ sub displayPage {
         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
         if($curRes == $iterator->END_MAP) { $depth--; }
 
-        if (ref($curRes) && $curRes->is_problem()) {
+        if (ref($curRes) && $curRes->is_gradable()) {
 	    my $parts = $curRes->parts();
             my $title = $curRes->compTitle();
 	    my $symbx = $curRes->symb();
+            my $is_tool = ($symbx =~ /ext\.tool$/);
 	    $studentTable.=
 		&Apache::loncommon::start_data_table_row().
 		'<td align="center" valign="top" >'.$prob.
@@ -5150,26 +6597,34 @@ sub displayPage {
 		 '</td>';
 	    $studentTable.='<td valign="top">';
 	    my %form = ('CODE' => $env{'form.CODE'},);
-	    if ($env{'form.vProb'} eq 'yes' ) {
-		$studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
-					     undef,'both',\%form);
-	    } else {
-		my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
-		$companswer =~ s|<form(.*?)>||g;
-		$companswer =~ s|</form>||g;
-#		while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
-#		    $companswer =~ s/$1/ /ms;
-#		    $request->print('match='.$1."<br />\n");
-#		}
-#		$companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
-		$studentTable.='&nbsp;<b>'.$title.'</b>&nbsp;<br />&nbsp;<b>'.&mt('Correct answer').':</b><br />'.$companswer;
+            if ($is_tool) {
+                $studentTable.='&nbsp;<b>'.$title.'</b><br />';
+            } else {
+	        if ($env{'form.vProb'} eq 'yes' ) {
+		    $studentTable.=&show_problem($request,$symbx,$uname,$udom,1,
+			   		         undef,'both',\%form);
+	        } else {
+		    my $companswer = &Apache::loncommon::get_student_answers($symbx,$uname,$udom,$env{'request.course.id'},%form);
+		    $companswer =~ s|<form(.*?)>||g;
+		    $companswer =~ s|</form>||g;
+#		    while ($companswer =~ /(<a href\=\"javascript:newWindow.*?Script Vars<\/a>)/s) { #<a href="javascript:newWindow</a>
+#		        $companswer =~ s/$1/ /ms;
+#		        $request->print('match='.$1."<br />\n");
+#		    }
+#		    $companswer =~ s|<table border=\"1\">|<table border=\"0\">|g;
+		    $studentTable.='&nbsp;<b>'.$title.'</b>&nbsp;<br />&nbsp;<b>'.&mt('Correct answer').':</b><br />'.$companswer;
+                }
 	    }
 
 	    my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
 
 	    if ($env{'form.lastSub'} eq 'datesub') {
 		if ($record{'version'} eq '') {
-		    $studentTable.='<br />&nbsp;<span class="LC_warning">'.&mt('No recorded submission for this problem.').'</span><br />';
+                    my $msg = &mt('No recorded submission for this problem.');
+                    if ($is_tool) {
+                        $msg = &mt('No recorded transactions for this external tool');
+                    }
+		    $studentTable.='<br />&nbsp;<span class="LC_warning">'.$msg.'</span><br />';
 		} else {
 		    my %responseType = ();
 		    foreach my $partid (@{$parts}) {
@@ -5208,13 +6663,16 @@ sub displayPage {
 	}
         $curRes = $iterator->next();
     }
+    my $disabled;
+    unless (&canmodify($usec)) {
+        $disabled = ' disabled="disabled"';
+    }
 
     $studentTable.=
         '</table>'."\n".
-        '<input type="button" value="'.&mt('Save').'" '.
+        '<input type="button" value="'.&mt('Save').'"'.$disabled.' '.
         'onclick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
         '</form>'."\n";
-    $studentTable.=&show_grading_menu_form($symb);
     $request->print($studentTable);
 
     return '';
@@ -5224,13 +6682,14 @@ sub displaySubByDates {
     my ($symb,$record,$parts,$responseType,$checkIcon,$uname,$udom) = @_;
     my $isCODE=0;
     my $isTask = ($symb =~/\.task$/);
+    my $is_tool = ($symb =~/\.tool$/);
     if (exists($record->{'resource.CODE'})) { $isCODE=1; }
     my $studentTable=&Apache::loncommon::start_data_table().
 	&Apache::loncommon::start_data_table_header_row().
 	'<th>'.&mt('Date/Time').'</th>'.
 	($isCODE?'<th>'.&mt('CODE').'</th>':'').
         ($isTask?'<th>'.&mt('Version').'</th>':'').
-	'<th>'.&mt('Submission').'</th>'.
+	'<th>'.($is_tool?&mt('Grade'):&mt('Submission')).'</th>'.
 	'<th>'.&mt('Status').'</th>'.
 	&Apache::loncommon::end_data_table_header_row();
     my ($version);
@@ -5238,7 +6697,11 @@ sub displaySubByDates {
     my %orders;
     $mark{'correct_by_student'} = $checkIcon;
     if (!exists($$record{'1:timestamp'})) {
-	return '<br />&nbsp;<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span><br />';
+        if ($is_tool) {
+            return '<br />&nbsp;<span class="LC_warning">'.&mt('No grade passed back.').'</span><br />';
+        } else {
+	    return '<br />&nbsp;<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span><br />';
+        }
     }
 
     my $interaction;
@@ -5271,56 +6734,64 @@ sub displaySubByDates {
             if (($type eq 'anonsurvey') || ($type eq 'anonsurveycred')) {
                 $hidden = 1;
             }
-	    my @matchKey = ($isTask ? sort(grep /^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys)
-			            : sort(grep /^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
-	    
+	    my @matchKey;
+            if ($isTask) {
+                @matchKey = sort(grep(/^resource\.\d+\.\Q$partid\E\.award$/,@versionKeys));
+            } elsif ($is_tool) {
+                @matchKey = sort(grep(/^resource\.\Q$partid\E\.awarded$/,@versionKeys));
+            } else {
+		@matchKey = sort(grep(/^resource\.\Q$partid\E\..*?\.submission$/,@versionKeys));
+            }
 #	    next if ($$record{"$version:resource.$partid.solved"} eq '');
 	    my $display_part=&get_display_part($partid,$symb);
 	    foreach my $matchKey (@matchKey) {
 		if (exists($$record{$version.':'.$matchKey}) &&
 		    $$record{$version.':'.$matchKey} ne '') {
-                    
-		    my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
-				               : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
-                    $displaySub[0].='<span class="LC_nobreak">';
-                    $displaySub[0].='<b>'.&mt('Part: [_1]',$display_part).'</b>'
-                                   .' <span class="LC_internal_info">'
-                                   .'('.&mt('Response ID: [_1]',$responseId).')'
-                                   .'</span>'
-                                   .' <b>';
-                    if ($hidden) {
-                        $displaySub[0].= &mt('Anonymous Survey').'</b>';
+                    if ($is_tool) {
+                        $displaySub[0].=$$record{"$version:resource.$partid.awarded"};
                     } else {
-                        my ($trial,$rndseed,$newvariation);
-                        if ($type eq 'randomizetry') {
-                            $trial = $$record{"$where.$partid.tries"};
-                            $rndseed = $$record{"$where.$partid.rndseed"};
-                        }
-		        if ($$record{"$where.$partid.tries"} eq '') {
-			    $displaySub[0].=&mt('Trial not counted');
-		        } else {
-			    $displaySub[0].=&mt('Trial: [_1]',
-					    $$record{"$where.$partid.tries"});
-                            if (($rndseed ne '')  && ($lastrndseed{$partid} ne '')) {
-                                if (($rndseed ne $lastrndseed{$partid}) &&
-                                    (($type eq 'randomizetry') || ($lasttype{$partid} eq 'randomizetry'))) {
-                                    $newvariation = '&nbsp;('.&mt('New variation this try').')';
-                                }
+		        my ($responseId)= ($isTask ? ($matchKey=~ /^resource\.(.*?)\.\Q$partid\E\.award$/)
+			    	                   : ($matchKey=~ /^resource\.\Q$partid\E\.(.*?)\.submission$/));
+                        $displaySub[0].='<span class="LC_nobreak">';
+                        $displaySub[0].='<b>'.&mt('Part: [_1]',$display_part).'</b>'
+                                       .' <span class="LC_internal_info">'
+                                       .'('.&mt('Response ID: [_1]',$responseId).')'
+                                       .'</span>'
+                                       .' <b>';
+                        if ($hidden) {
+                            $displaySub[0].= &mt('Anonymous Survey').'</b>';
+                        } else {
+                            my ($trial,$rndseed,$newvariation);
+                            if ($type eq 'randomizetry') {
+                                $trial = $$record{"$where.$partid.tries"};
+                                $rndseed = $$record{"$where.$partid.rndseed"};
                             }
-                            $lastrndseed{$partid} = $rndseed;
-                            $lasttype{$partid} = $type;
-		        }
-		        my $responseType=($isTask ? 'Task'
-                                              : $responseType->{$partid}->{$responseId});
-		        if (!exists($orders{$partid})) { $orders{$partid}={}; }
-		        if ((!exists($orders{$partid}->{$responseId})) || ($trial)) {
-			    $orders{$partid}->{$responseId}=
-			        &get_order($partid,$responseId,$symb,$uname,$udom,
-                                           $no_increment,$type,$trial,$rndseed);
-		        }
-		        $displaySub[0].='</b>'.$newvariation.'</span>'; # /nobreak
-		        $displaySub[0].='&nbsp; '.
-			    &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom,$type,$trial,$rndseed).'<br />';
+		            if ($$record{"$where.$partid.tries"} eq '') {
+			        $displaySub[0].=&mt('Trial not counted');
+		            } else {
+			        $displaySub[0].=&mt('Trial: [_1]',
+				    	        $$record{"$where.$partid.tries"});
+                                if (($rndseed ne '')  && ($lastrndseed{$partid} ne '')) {
+                                    if (($rndseed ne $lastrndseed{$partid}) &&
+                                        (($type eq 'randomizetry') || ($lasttype{$partid} eq 'randomizetry'))) {
+                                        $newvariation = '&nbsp;('.&mt('New variation this try').')';
+                                    }
+                                }
+                                $lastrndseed{$partid} = $rndseed;
+                                $lasttype{$partid} = $type;
+		           }
+		           my $responseType=($isTask ? 'Task'
+                                                  : $responseType->{$partid}->{$responseId});
+		           if (!exists($orders{$partid})) { $orders{$partid}={}; }
+		           if ((!exists($orders{$partid}->{$responseId})) || ($trial)) {
+			       $orders{$partid}->{$responseId}=
+			            &get_order($partid,$responseId,$symb,$uname,$udom,
+                                               $no_increment,$type,$trial,$rndseed);
+		            }
+		            $displaySub[0].='</b>'.$newvariation.'</span>'; # /nobreak
+		            $displaySub[0].='&nbsp; '.
+			        &cleanRecord($$record{$version.':'.$matchKey},$responseType,$symb,$partid,$responseId,$record,$orders{$partid}->{$responseId},"$version:",$uname,$udom,$type,$trial,$rndseed).'<br />';
+                        }
                     }
 		}
 	    }
@@ -5335,14 +6806,22 @@ sub displaySubByDates {
 		    lc($$record{"$where.$partid.award"}).' '.
 		    $mark{$$record{"$where.$partid.solved"}}.
 		    '<br />';
+            } elsif (($is_tool) && (exists($$record{"$version:resource.$partid.solved"}))) {
+                if ($$record{"$version:resource.$partid.solved"} =~ /^(in|)correct_by_passback$/) {
+                    $displaySub[1].=&mt('Grade passed back by external tool');
+                }
 	    }
 	    if (exists $$record{"$where.$partid.regrader"}) {
-		$displaySub[2].=$$record{"$where.$partid.regrader"}.
-		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
+		$displaySub[2].=$$record{"$where.$partid.regrader"};
+                unless ($is_tool) {
+		    $displaySub[2].=' (<b>'.&mt('Part').':</b> '.$display_part.')';
+                }
 	    } elsif ($$record{"$version:resource.$partid.regrader"} =~ /\S/) {
 		$displaySub[2].=
-		    $$record{"$version:resource.$partid.regrader"}.
-		    ' (<b>'.&mt('Part').':</b> '.$display_part.')';
+		    $$record{"$version:resource.$partid.regrader"};
+                unless ($is_tool) {
+		    $displaySub[2].=' (<b>'.&mt('Part').':</b> '.$display_part.')';
+                }
 	    }
 	}
 	# needed because old essay regrader has not parts info
@@ -5361,7 +6840,7 @@ sub displaySubByDates {
 }
 
 sub updateGradeByPage {
-    my ($request) = shift;
+    my ($request,$symb) = @_;
 
     my $cdom      = $env{"course.$env{'request.course.id'}.domain"};
     my $cnum      = $env{"course.$env{'request.course.id'}.num"};
@@ -5372,7 +6851,6 @@ sub updateGradeByPage {
     my $usec=$classlist->{$env{'form.student'}}[5];
     if (!&canmodify($usec)) {
 	$request->print('<span class="LC_warning">'.&mt('Unable to modify requested student ([_1])',$env{'form.student'}).'</span>');
-	$request->print(&show_grading_menu_form($env{'form.symb'}));
 	return;
     }
     my $result='<h3><span class="LC_info">&nbsp;'.$env{'form.title'}.'</span></h3>';
@@ -5391,8 +6869,6 @@ sub updateGradeByPage {
     my $map = $navmap->getResourceByUrl($resUrl); # add to navmaps
     if (!$map) {
 	$request->print('<span class="LC_warning">'.&mt('Unable to grade requested sequence ([_1]).',$resUrl).'</span>');
-	my ($symb)=&get_symb($request);
-	$request->print(&show_grading_menu_form($symb));
 	return; 
     }
     my $iterator = $navmap->getIterator($map->map_start(),
@@ -5410,6 +6886,7 @@ sub updateGradeByPage {
     $iterator->next(); # skip the first BEGIN_MAP
     my $curRes = $iterator->next(); # for "current resource"
     my ($depth,$question,$prob,$changeflag,$hideflag)= (1,1,1,0,0);
+    my (@updates,%weights,%excuseds,%awardeds,@symbs_in_map);
     while ($depth > 0) {
         if($curRes == $iterator->BEGIN_MAP) { $depth++; }
         if($curRes == $iterator->END_MAP) { $depth--; }
@@ -5418,6 +6895,7 @@ sub updateGradeByPage {
 	    my $parts = $curRes->parts();
             my $title = $curRes->compTitle();
 	    my $symbx = $curRes->symb();
+            push(@symbs_in_map,$symbx);
 	    $studentTable.=
 		&Apache::loncommon::start_data_table_row().
 		'<td align="center" valign="top" >'.$prob.
@@ -5430,18 +6908,37 @@ sub updateGradeByPage {
 	    my @displayPts=();
             my %aggregate = ();
             my $aggregateflag = 0;
+            my %queueable;
             if ($env{'form.HIDE'.$prob}) {
                 my %record = &Apache::lonnet::restore($symbx,$env{'request.course.id'},$udom,$uname);
                 my ($version,$parts) = split(/:/,$env{'form.HIDE'.$prob},2);
                 my $numchgs = &makehidden($version,$parts,\%record,$symbx,$udom,$uname,1);
+                if ($numchgs) {
+                    push(@updates,$symbx);
+                }
                 $hideflag += $numchgs;
             }
 	    foreach my $partid (@{$parts}) {
 		my $newpts = $env{'form.GD_BOX'.$question.'_'.$partid};
 		my $oldpts = $env{'form.oldpts'.$question.'_'.$partid};
-
+                my @types = $curRes->responseType($partid);
+                if (grep(/^essay$/,@types)) {
+                    $queueable{$partid} = 1;
+                } else {
+                    my @ids = $curRes->responseIds($partid);
+                    for (my $i=0; $i < scalar(@ids); $i++) {
+                        my $hndgrd = &Apache::lonnet::EXT('resource.'.$partid.'_'.$ids[$i].
+                                                          '.handgrade',$symb);
+                        if (lc($hndgrd) eq 'yes') {
+                            $queueable{$partid} = 1;
+                            last;
+                        }
+                    }
+                }
 		my $wgt = $env{'form.WGT'.$question.'_'.$partid} != 0 ? 
 		    $env{'form.WGT'.$question.'_'.$partid} : 1;
+                $weights{$symbx}{$partid} = $wgt;
+                $excuseds{$symbx}{$partid} = '';
 		my $partial = $newpts/$wgt;
 		my $score;
 		if ($partial > 0) {
@@ -5453,6 +6950,7 @@ sub updateGradeByPage {
 		if ($dropMenu eq 'excused') {
 		    $partial = '';
 		    $score = 'excused';
+                    $excuseds{$symbx}{$partid} = 1;
 		} elsif ($dropMenu eq 'reset status'
 			 && $env{'form.solved'.$question.'_'.$partid} ne '') { #update only if previous record exists
 		    $newrecord{'resource.'.$partid.'.tries'} = 0;
@@ -5480,6 +6978,11 @@ sub updateGradeByPage {
 		     (($score eq 'excused') ? 'excused' : $newpts).
 		    '&nbsp;<br />';
 		$question++;
+                if (($newpts eq '') || ($partial eq '')) {
+                    $awardeds{$symbx}{$partid} = 0;
+                } else {
+                    $awardeds{$symbx}{$partid} = $partial;
+                }
 		next if ($dropMenu eq 'reset status' || ($newpts eq $oldpts && $score ne 'excused'));
 
 		$newrecord{'resource.'.$partid.'.awarded'}  = $partial if $partial ne '';
@@ -5505,7 +7008,7 @@ sub updateGradeByPage {
 						   $env{'request.course.id'},
 						   $udom,$uname);
 		&check_and_remove_from_queue($parts,\%record,undef,$symbx,
-					     $cdom,$cnum,$udom,$uname);
+					     $cdom,$cnum,$udom,$uname,\%queueable);
 	    }
 	    
             if ($aggregateflag) {
@@ -5519,12 +7022,14 @@ sub updateGradeByPage {
 		&Apache::loncommon::end_data_table_row();
 
 	    $prob++;
+            if ($changeflag) {
+                push(@updates,$symbx);
+            }
 	}
         $curRes = $iterator->next();
     }
 
     $studentTable.=&Apache::loncommon::end_data_table();
-    $studentTable.=&show_grading_menu_form($env{'form.symb'});
     my $grademsg=($changeflag == 0 ? &mt('No score was changed or updated.') :
 		  &mt('The scores were changed for [quant,_1,problem].',
 		  $changeflag).'<br />');
@@ -5533,9 +7038,95 @@ sub updateGradeByPage {
                      $hideflag).'<br />');
     $request->print($hidemsg.$grademsg.$studentTable);
 
+    if (@updates) {
+        my (@allsymbs,$mapsymb,@recurseup,%parentmapsymbs,%possmappb,%possrespb);
+        @allsymbs = @updates;
+        if (ref($map)) {
+            $mapsymb = $map->symb();
+            push(@allsymbs,$mapsymb);
+            @recurseup = $navmap->recurseup_maps($map->src,1);
+        }
+        if (@recurseup) {
+            push(@allsymbs,@recurseup);
+            map { $parentmapsymbs{$_} = 1; } @recurseup;
+        }
+        my %passback = &Apache::lonnet::get('nohist_linkprot_passback',\@allsymbs,$cdom,$cnum);
+        my (%uniqsymbs,$use_symbs_in_map,%launch_to_symb);
+        if (keys(%passback)) {
+            foreach my $possible (keys(%passback)) {
+                if (ref($passback{$possible}) eq 'HASH') {
+                    if ($possible eq $mapsymb) {
+                        foreach my $launcher (keys(%{$passback{$possible}})) {
+                            $possmappb{$launcher} = 1;
+                            $launch_to_symb{$launcher} = $possible;
+                        }
+                        $use_symbs_in_map = 1;
+                    } elsif (exists($parentmapsymbs{$possible})) {
+                        foreach my $launcher (keys(%{$passback{$possible}})) {
+                            my ($linkuri,$linkprotector,$scope) = split(/\0/,$launcher);
+                            if ($scope eq 'rec') {
+                                $possmappb{$launcher} = 1;
+                                $use_symbs_in_map = 1;
+                                $launch_to_symb{$launcher} = $possible;
+                            }
+                        }
+                    } elsif (grep(/^\Q$possible$\E$/,@updates)) {
+                        foreach my $launcher (keys(%{$passback{$possible}})) {
+                            $possrespb{$launcher} = 1;
+                            $launch_to_symb{$launcher} = $possible;
+                        }
+                        $uniqsymbs{$possible} = 1;
+                    }
+                }
+            }
+        }
+        if ($use_symbs_in_map) {
+            map { $uniqsymbs{$_} = 1; } @symbs_in_map;
+        }
+        my @posslaunchers;
+        if (keys(%possmappb)) {
+            push(@posslaunchers,keys(%possmappb));
+        }
+        if (keys(%possrespb)) {
+            push(@posslaunchers,keys(%possrespb));
+        }
+        if (@posslaunchers) {
+            my (%pbsave,%skip_passback,%needpb);
+            my %pbids = &Apache::lonnet::get('nohist_'.$cdom.'_'.$cnum.'_linkprot_pb',\@posslaunchers,$udom,$uname);
+            foreach my $key (keys(%pbids)) {
+                if (ref($pbids{$key}) eq 'ARRAY') {
+                    if ($launch_to_symb{$key}) {
+                        $needpb{$key} = $launch_to_symb{$key};
+                    }
+                }
+            }
+            my @symbs = keys(%uniqsymbs);
+            &process_passbacks('updatebypage',\@symbs,$cdom,$cnum,$udom,$uname,$usec,\%weights,
+                               \%awardeds,\%excuseds,\%needpb,\%skip_passback,\%pbsave,\%pbids);
+            if (@Apache::grades::ltipassback) {
+                unless ($registered_cleanup) {
+                    my $handlers = $request->get_handlers('PerlCleanupHandler');
+                    $request->set_handlers('PerlCleanupHandler' =>
+                                           [\&Apache::grades::make_passback,@{$handlers}]);
+                    $registered_cleanup=1;
+                }
+            }
+        }
+    }
     return '';
 }
 
+sub make_passback {
+    if (@Apache::grades::ltipassback) {
+        my $lonhost = $Apache::lonnet::perlvar{'lonHostID'};
+        my $ip = &Apache::lonnet::get_host_ip($lonhost);
+        foreach my $item (@Apache::grades::ltipassback) {
+            &Apache::lonhomework::run_passback($item,$lonhost,$ip);
+        }
+        undef(@Apache::grades::ltipassback);
+    }
+}
+
 #-------- end of section for handling grading by page/sequence ---------
 #
 #-------------------------------------------------------------------
@@ -5605,9 +7196,7 @@ the homework problem.
 
 sub defaultFormData {
     my ($symb)=@_;
-    return '<input type="hidden" name="symb"    value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-     '<input type="hidden" name="saveState" value="'.$env{'form.saveState'}.'" />'."\n".
-     '<input type="hidden" name="probTitle" value="'.$env{'form.probTitle'}.'" />'."\n";
+    return '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />';
 }
 
 
@@ -5760,7 +7349,7 @@ sub scantron_uploads {
 sub scantron_scantab {
     my $result='<select name="scantron_format">'."\n";
     $result.='<option></option>'."\n";
-    my @lines = &get_scantronformat_file();
+    my @lines = &Apache::lonnet::get_scantronformat_file();
     if (@lines > 0) {
         foreach my $line (@lines) {
             next if (($line =~ /^\#/) || ($line eq ''));
@@ -5772,62 +7361,6 @@ sub scantron_scantab {
     return $result;
 }
 
-=pod
-
-=item get_scantronformat_file
-
-  Returns an array containing lines from the scantron format file for
-  the domain of the course.
-
-  If a url for a custom.tab file is listed in domain's configuration.db, 
-  lines are from this file.
-
-  Otherwise, if a default.tab has been published in RES space by the 
-  domainconfig user, lines are from this file.
-
-  Otherwise, fall back to getting lines from the legacy file on the
-  local server:  /home/httpd/lonTabs/default_scantronformat.tab    
-
-=cut
-
-sub get_scantronformat_file {
-    my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
-    my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$cdom);
-    my $gottab = 0;
-    my @lines;
-    if (ref($domconfig{'scantron'}) eq 'HASH') {
-        if ($domconfig{'scantron'}{'scantronformat'} ne '') {
-            my $formatfile = &Apache::lonnet::getfile($Apache::lonnet::perlvar{'lonDocRoot'}.$domconfig{'scantron'}{'scantronformat'});
-            if ($formatfile ne '-1') {
-                @lines = split("\n",$formatfile,-1);
-                $gottab = 1;
-            }
-        }
-    }
-    if (!$gottab) {
-        my $confname = $cdom.'-domainconfig';
-        my $default = $Apache::lonnet::perlvar{'lonDocRoot'}.'/res/'.$cdom.'/'.$confname.'/default.tab';
-        my $formatfile =  &Apache::lonnet::getfile($default);
-        if ($formatfile ne '-1') {
-            @lines = split("\n",$formatfile,-1);
-            $gottab = 1;
-        }
-    }
-    if (!$gottab) {
-        my @domains = &Apache::lonnet::current_machine_domains();
-        if (grep(/^\Q$cdom\E$/,@domains)) {
-            my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/scantronformat.tab');
-            @lines = <$fh>;
-            close($fh);
-        } else {
-            my $fh=Apache::File->new($Apache::lonnet::perlvar{'lonTabDir'}.'/default_scantronformat.tab');
-            @lines = <$fh>;
-            close($fh);
-        }
-    }
-    return @lines;
-}
-
 =pod 
 
 =item scantron_CODElist
@@ -5889,8 +7422,7 @@ sub scantron_CODEunique {
 =cut
 
 sub scantron_selectphase {
-    my ($r,$file2grade) = @_;
-    my ($symb)=&get_symb($r);
+    my ($r,$file2grade,$symb) = @_;
     if (!$symb) {return '';}
     my $map_error;
     my $sequence_selector=&getSequenceDropDown($symb,\$map_error);
@@ -5899,7 +7431,6 @@ sub scantron_selectphase {
         return;
     }
     my $default_form_data=&defaultFormData($symb);
-    my $grading_menu_button=&show_grading_menu_form($symb);
     my $file_selector=&scantron_uploads($file2grade);
     my $format_selector=&scantron_scantab();
     my $CODE_selector=&scantron_CODElist();
@@ -5914,48 +7445,55 @@ sub scantron_selectphase {
         # Chunk of form to prompt for a scantron file upload.
 
         $r->print('
-    <br />
-    '.&Apache::loncommon::start_data_table('LC_scantron_action').'
-       '.&Apache::loncommon::start_data_table_header_row().'
-            <th>
-              &nbsp;'.&mt('Specify a bubblesheet data file to upload.').'
-            </th>
-       '.&Apache::loncommon::end_data_table_header_row().'
-       '.&Apache::loncommon::start_data_table_row().'
-            <td>
-');
-    my $default_form_data=&defaultFormData(&get_symb($r,1));
-    my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
-    my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
-    my $alertmsg = &mt('Please use the browse button to select a file from your local directory.');
-    &js_escape(\$alertmsg);
-    $r->print('
-              <script type="text/javascript" language="javascript">
+    <br />');
+        my $cdom= $env{'course.'.$env{'request.course.id'}.'.domain'};
+        my $cnum= $env{'course.'.$env{'request.course.id'}.'.num'};
+        my $alertmsg = &mt('Please use the browse button to select a file from your local directory.');
+        &js_escape(\$alertmsg);
+        my ($formatoptions,$formattitle,$formatjs) = &scantron_upload_dataformat($cdom);
+        $r->print(&Apache::lonhtmlcommon::scripttag('
     function checkUpload(formname) {
         if (formname.upfile.value == "") {
             alert("'.$alertmsg.'");
             return false;
         }
         formname.submit();
-    }
-              </script>
-
+    }'."\n".$formatjs));
+        $r->print('
               <form enctype="multipart/form-data" action="/adm/grades" name="rules" method="post">
                 '.$default_form_data.'
                 <input name="courseid" type="hidden" value="'.$cnum.'" />
                 <input name="domainid" type="hidden" value="'.$cdom.'" />
                 <input name="command" value="scantronupload_save" type="hidden" />
-                '.&mt('File to upload: [_1]','<input type="file" name="upfile" size="50" />').'
-                <br />
-                <input type="button" onclick="javascript:checkUpload(this.form);" value="'.&mt('Upload Bubblesheet Data').'" />
-              </form>
-');
+              '.&Apache::loncommon::start_data_table('LC_scantron_action').'
+              '.&Apache::loncommon::start_data_table_header_row().'
+                <th>
+                &nbsp;'.&mt('Specify a bubblesheet data file to upload.').'
+                </th>
+              '.&Apache::loncommon::end_data_table_header_row().'
+              '.&Apache::loncommon::start_data_table_row().'
+            <td>
+                '.&mt('File to upload: [_1]','<input type="file" name="upfile" size="50" />').'<br />'."\n");
+        if ($formatoptions) {
+            $r->print('</td>
+                 '.&Apache::loncommon::end_data_table_row().'
+                 '.&Apache::loncommon::start_data_table_row().'
+                 <td>'.$formattitle.('&nbsp;'x2).$formatoptions.'
+                 </td>
+                 '.&Apache::loncommon::end_data_table_row().'
+                 '.&Apache::loncommon::start_data_table_row().'
+                 <td>'
+            );
+        } else {
+            $r->print(' <br />');
+        }
+        $r->print('<input type="button" onclick="javascript:checkUpload(this.form);" value="'.&mt('Upload Bubblesheet Data').'" />
+              </td>
+             '.&Apache::loncommon::end_data_table_row().'
+             '.&Apache::loncommon::end_data_table().'
+             </form>'
+        );
 
-        $r->print('
-            </td>
-       '.&Apache::loncommon::end_data_table_row().'
-       '.&Apache::loncommon::end_data_table().'
-');
     }
 
     # Chunk of form to prompt for a file to grade and how:
@@ -6063,102 +7601,9 @@ sub scantron_selectphase {
               &Apache::loncommon::end_data_table_row()."\n".
               &Apache::loncommon::end_data_table()."\n".
               '</form><br />');
-    $r->print($grading_menu_button);
     return;
 }
 
-=pod
-
-=item get_scantron_config
-
-   Parse and return the scantron configuration line selected as a
-   hash of configuration file fields.
-
- Arguments:
-    which - the name of the configuration to parse from the file.
-
-
- Returns:
-            If the named configuration is not in the file, an empty
-            hash is returned.
-    a hash with the fields
-      name         - internal name for the this configuration setup
-      description  - text to display to operator that describes this config
-      CODElocation - if 0 or the string 'none'
-                          - no CODE exists for this config
-                     if -1 || the string 'letter'
-                          - a CODE exists for this config and is
-                            a string of letters
-                     Unsupported value (but planned for future support)
-                          if a positive integer
-                               - The CODE exists as the first n items from
-                                 the question section of the form
-                          if the string 'number'
-                               - The CODE exists for this config and is
-                                 a string of numbers
-      CODEstart   - (only matter if a CODE exists) column in the line where
-                     the CODE starts
-      CODElength  - length of the CODE
-      IDstart     - column where the student/employee ID starts
-      IDlength    - length of the student/employee ID info
-      Qstart      - column where the information from the bubbled
-                    'questions' start
-      Qlength     - number of columns comprising a single bubble line from
-                    the sheet. (usually either 1 or 10)
-      Qon         - either a single character representing the character used
-                    to signal a bubble was chosen in the positional setup, or
-                    the string 'letter' if the letter of the chosen bubble is
-                    in the final, or 'number' if a number representing the
-                    chosen bubble is in the file (1->A 0->J)
-      Qoff        - the character used to represent that a bubble was
-                    left blank
-      PaperID     - if the scanning process generates a unique number for each
-                    sheet scanned the column that this ID number starts in
-      PaperIDlength - number of columns that comprise the unique ID number
-                      for the sheet of paper
-      FirstName   - column that the first name starts in
-      FirstNameLength - number of columns that the first name spans
- 
-      LastName    - column that the last name starts in
-      LastNameLength - number of columns that the last name spans
-      BubblesPerRow - number of bubbles available in each row used to
-                      bubble an answer. (If not specified, 10 assumed).
-
-=cut
-
-sub get_scantron_config {
-    my ($which) = @_;
-    my @lines = &get_scantronformat_file();
-    my %config;
-    #FIXME probably should move to XML it has already gotten a bit much now
-    foreach my $line (@lines) {
-	my ($name,$descrip)=split(/:/,$line);
-	if ($name ne $which ) { next; }
-	chomp($line);
-	my @config=split(/:/,$line);
-	$config{'name'}=$config[0];
-	$config{'description'}=$config[1];
-	$config{'CODElocation'}=$config[2];
-	$config{'CODEstart'}=$config[3];
-	$config{'CODElength'}=$config[4];
-	$config{'IDstart'}=$config[5];
-	$config{'IDlength'}=$config[6];
-	$config{'Qstart'}=$config[7];
- 	$config{'Qlength'}=$config[8];
-	$config{'Qoff'}=$config[9];
-	$config{'Qon'}=$config[10];
-	$config{'PaperID'}=$config[11];
-	$config{'PaperIDlength'}=$config[12];
-	$config{'FirstName'}=$config[13];
-	$config{'FirstNamelength'}=$config[14];
-	$config{'LastName'}=$config[15];
-	$config{'LastNamelength'}=$config[16];
-        $config{'BubblesPerRow'}=$config[17];
-	last;
-    }
-    return %config;
-}
-
 =pod 
 
 =item username_to_idmap
@@ -6204,7 +7649,7 @@ sub username_to_idmap {
    Process a requested correction to a scanline.
 
   Arguments:
-    $scantron_config   - hash from &get_scantron_config()
+    $scantron_config   - hash from &Apache::lonnet::get_scantron_config()
     $scan_data         - hash of correction information 
                           (see &scantron_getfile())
     $line              - existing scanline
@@ -6561,9 +8006,12 @@ sub scantron_parse_scanline {
 }
 
 sub get_master_seq {
-    my ($resources,$master_seq,$symb_to_resource) = @_;
+    my ($resources,$master_seq,$symb_to_resource,$need_symb_in_map,$symb_for_examcode) = @_;
     return unless ((ref($resources) eq 'ARRAY') && (ref($master_seq) eq 'ARRAY') &&
                    (ref($symb_to_resource) eq 'HASH'));
+    if ($need_symb_in_map) {
+        return unless (ref($symb_for_examcode) eq 'HASH');
+    }
     my $resource_error;
     foreach my $resource (@{$resources}) {
         my $ressymb;
@@ -6571,6 +8019,14 @@ sub get_master_seq {
             $ressymb = $resource->symb();
             push(@{$master_seq},$ressymb);
             $symb_to_resource->{$ressymb} = $resource;
+            if ($need_symb_in_map) {
+                unless ($resource->is_map()) {
+                    my $map=(&Apache::lonnet::decode_symb($ressymb))[0];
+                    unless (exists($symb_for_examcode->{$map})) {
+                        $symb_for_examcode->{$map} = $ressymb;
+                    }
+                }
+            }
         } else {
             $resource_error = 1;
             last;
@@ -6887,7 +8343,7 @@ sub scantron_filter {
 
 sub scantron_process_corrections {
     my ($r) = @_;
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my ($scanlines,$scan_data)=&scantron_getfile();
     my $classlist=&Apache::loncoursedata::get_classlist();
     my $which=$env{'form.scantron_line'};
@@ -7054,9 +8510,9 @@ sub check_for_error {
 =cut
 
 sub scantron_warning_screen {
-    my ($button_text)=@_;
+    my ($button_text,$symb)=@_;
     my $title=&Apache::lonnet::gettitle($env{'form.selectpage'});
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my $CODElist;
     if ($scantron_config{'CODElocation'} &&
 	$scantron_config{'CODEstart'} &&
@@ -7083,9 +8539,8 @@ sub scantron_warning_screen {
 <tr><td><b>'.&mt('Data File that will be used:').'</b></td><td><tt>'.$env{'form.scantron_selectfile'}.'</tt></td></tr>
 '.$CODElist.$lastbubblepoints.'
 </table>
-<br />
-<p> '.&mt("If this information is correct, please click on '[_1]'.",&mt($button_text)).'</p>
-<p> '.&mt("If something is incorrect, please click the 'Grading Menu' button to start over.").'</p>
+<p> '.&mt("If this information is correct, please click on '[_1]'.",&mt($button_text)).'<br />
+'.&mt('If something is incorrect, please return to [_1]Grade/Manage/Review Bubblesheets[_2] to start over.','<a href="/adm/grades?symb='.$symb.'&command=scantron_selectphase" class="LC_info">','</a>').'</p>
 
 <br />
 ');
@@ -7101,8 +8556,7 @@ sub scantron_warning_screen {
 =cut
 
 sub scantron_do_warning {
-    my ($r)=@_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb)=@_;
     if (!$symb) {return '';}
     my $default_form_data=&defaultFormData($symb);
     $r->print(&scantron_form_start().$default_form_data);
@@ -7120,7 +8574,7 @@ sub scantron_do_warning {
 	    $r->print('<p><span class="LC_error">'.&mt("You have not selected the format of the student's response data.").'</span></p>');
 	} 
     } else {
-	my $warning=&scantron_warning_screen('Grading: Validate Records');
+	my $warning=&scantron_warning_screen('Grading: Validate Records',$symb);
         my $bubbledbyhand=&hand_bubble_option();
 	$r->print('
 '.$warning.$bubbledbyhand.'
@@ -7128,7 +8582,7 @@ sub scantron_do_warning {
 <input type="hidden" name="command" value="scantron_validate" />
 ');
     }
-    $r->print("</form><br />".&show_grading_menu_form($symb));
+    $r->print("</form><br />");
     return '';
 }
 
@@ -7186,8 +8640,7 @@ SCANTRONFORM
 =cut
 
 sub scantron_validate_file {
-    my ($r) = @_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb) = @_;
     if (!$symb) {return '';}
     my $default_form_data=&defaultFormData($symb);
     
@@ -7215,7 +8668,7 @@ sub scantron_validate_file {
     #get the student pick code ready
     $r->print(&Apache::loncommon::studentbrowser_javascript());
     my $nav_error;
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my $max_bubble=&scantron_get_maxbubble(\$nav_error,\%scantron_config);
     if ($nav_error) {
         $r->print(&navmap_errormsg());
@@ -7250,7 +8703,7 @@ sub scantron_validate_file {
 	}
     }
     if (!$stop) {
-	my $warning=&scantron_warning_screen('Start Grading');
+	my $warning=&scantron_warning_screen('Start Grading',$symb);
 	$r->print(&mt('Validation process complete.').'<br />'.
                   $warning.
                   &mt('Perform verification for each student after storage of submissions?').
@@ -7260,7 +8713,7 @@ sub scantron_validate_file {
                   '<input type="radio" name="verifyrecord" value="0" checked="checked" />'.&mt('No').
                   '</label></span><br />'.
                   &mt('Grading will take longer if you use verification.').'<br />'.
-                  &mt("Alternatively, the 'Review bubblesheet data' utility (see grading menu) can be used for all students after grading is complete.").'<br /><br />'.
+                  &mt('Otherwise, Grade/Manage/Review Bubblesheets [_1] Review bubblesheet data can be used once grading is complete.','&raquo;').'<br /><br />'.
                   '<input type="submit" name="submit" value="'.&mt('Start Grading').'" />'.
                   '<input type="hidden" name="command" value="scantron_process" />'."\n");
     } else {
@@ -7272,7 +8725,7 @@ sub scantron_validate_file {
 	    $r->print('<input type="submit" name="submit" value="'.&mt('Ignore').' &rarr; " />');
 	    $r->print(' '.&mt('this error').' <br />');
 
-	    $r->print(" <p>".&mt("Or click the 'Grading Menu' button to start over.")."</p>");
+            $r->print('<p>'.&mt('Or return to [_1]Grade/Manage/Review Bubblesheets[_2] to start over.','<a href="/adm/grades?symb='.$symb.'&command=scantron_selectphase" class="LC_info">','</a>').'</p>');
 	} else {
             if ($validate_phases[$currentphase] eq 'doublebubble' || $validate_phases[$currentphase] eq 'missingbubbles') {
 	        $r->print('<input type="button" name="submitbutton" value="'.&mt('Continue').' &rarr;" onclick="javascript:verify_bubble_radio(this.form)" />');
@@ -7284,7 +8737,7 @@ sub scantron_validate_file {
 	    $r->print(" ".&mt("this scanline saving it for later."));
 	}
     }
-    $r->print(" </form><br />".&show_grading_menu_form($symb));
+    $r->print(" </form><br />");
     return '';
 }
 
@@ -7674,7 +9127,7 @@ sub scantron_validate_ID {
     my %idmap=&username_to_idmap($classlist);
 
     #get scantron line setup
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my ($scanlines,$scan_data)=&scantron_getfile();
 
     my $nav_error;
@@ -7835,8 +9288,7 @@ sub scantron_get_correction {
 	    $r->print("\n<br />");
 	}
 
-	$r->print(<<ENDSCRIPT);
-<script type="text/javascript">
+	$r->print(&Apache::lonhtmlcommon::scripttag(<<ENDSCRIPT));
 function change_radio(field) {
     var slct=document.scantronupload.scantron_CODE_resolution;
     var i;
@@ -7844,7 +9296,6 @@ function change_radio(field) {
         if (slct[i].value==field) { slct[i].checked=true; }
     }
 }
-</script>
 ENDSCRIPT
 	my $href="/adm/pickcode?".
 	   "form=".&escape("scantronupload").
@@ -7923,8 +9374,7 @@ sub verify_bubbles_checked {
     my $ansnumstr = join('","',@ansnums);
     my $warning = &mt("A bubble or 'No bubble' selection has not been made for one or more lines.");
     &js_escape(\$warning);
-    my $output = (<<ENDSCRIPT);
-<script type="text/javascript">
+    my $output = &Apache::lonhtmlcommon::scripttag(<<ENDSCRIPT);
 function verify_bubble_radio(form) {
     var ansnumArray = new Array ("$ansnumstr");
     var need_bubble_count = 0;
@@ -7947,7 +9397,6 @@ function verify_bubble_radio(form) {
     }
     form.submit(); 
 }
-</script>
 ENDSCRIPT
     return $output;
 }
@@ -8138,7 +9587,7 @@ sub prompt_for_corrections {
 
  Arguments:
     $r           - Apache request object
-    $scan_config - hash from &get_scantron_config()
+    $scan_config - hash from &Apache::lonnet::get_scantron_config()
     $line        - Number of the line being displayed.
     $questionnum - Question number (may include subquestion)
     $error       - Type of error.
@@ -8302,7 +9751,7 @@ sub get_codes {
 
 sub scantron_validate_CODE {
     my ($r,$currentphase) = @_;
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     if ($scantron_config{'CODElocation'} &&
 	$scantron_config{'CODEstart'} &&
 	$scantron_config{'CODElength'}) {
@@ -8376,7 +9825,7 @@ sub scantron_validate_doublebubble {
         &Apache::lonnet::decode_symb($env{'form.selectpage'});
 
     #get scantron line setup
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my ($scanlines,$scan_data)=&scantron_getfile();
 
     my $navmap = Apache::lonnavmaps::navmap->new();
@@ -8394,6 +9843,17 @@ sub scantron_validate_doublebubble {
     if (ref($map)) {
         $randomorder = $map->randomorder();
         $randompick = $map->randompick();
+        unless ($randomorder || $randompick) {
+            foreach my $res ($navmap->retrieveResources($map,sub { $_[0]->is_map() },1,0,1)) {
+                if ($res->randomorder()) {
+                    $randomorder = 1;
+                }
+                if ($res->randompick()) {
+                    $randompick = 1;
+                }
+                last if ($randomorder || $randompick);
+            }
+        }
         if ($randomorder || $randompick) {
             $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
             if ($nav_error) {
@@ -8558,7 +10018,7 @@ sub scantron_validate_missingbubbles {
         &Apache::lonnet::decode_symb($env{'form.selectpage'});
 
     #get scantron line setup
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my ($scanlines,$scan_data)=&scantron_getfile();
 
     my $navmap = Apache::lonnavmaps::navmap->new();
@@ -8577,6 +10037,17 @@ sub scantron_validate_missingbubbles {
     if (ref($map)) {
         $randomorder = $map->randomorder();
         $randompick = $map->randompick();
+        unless ($randomorder || $randompick) {
+            foreach my $res ($navmap->retrieveResources($map,sub { $_[0]->is_map() },1,0,1)) {
+                if ($res->randomorder()) {
+                    $randomorder = 1;
+                }
+                if ($res->randompick()) {
+                    $randompick = 1;
+                }
+                last if ($randomorder || $randompick);
+            }
+        }
         if ($randomorder || $randompick) {
             $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
             if ($nav_error) {
@@ -8687,7 +10158,7 @@ sub hand_bubble_option {
         }
     }
     if ($needs_hand_bubbles) {
-        my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+        my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
         my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
         return &mt('The sequence to be graded contains response types which are handgraded.').'<p>'.
                &mt('If you have already graded these by bubbling sheets to indicate points awarded, [_1]what point value is assigned to a filled last bubble in each row?','<br />').
@@ -8698,16 +10169,15 @@ sub hand_bubble_option {
 }
 
 sub scantron_process_students {
-    my ($r) = @_;
+    my ($r,$symb) = @_;
 
     my (undef,undef,$sequence)=&Apache::lonnet::decode_symb($env{'form.selectpage'});
-    my ($symb)=&get_symb($r);
     if (!$symb) {
 	return '';
     }
     my $default_form_data=&defaultFormData($symb);
 
-    my %scantron_config=&get_scantron_config($env{'form.scantron_format'});
+    my %scantron_config=&Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
     my ($scanlines,$scan_data)=&scantron_getfile();
     my $classlist=&Apache::loncoursedata::get_classlist();
@@ -8719,10 +10189,21 @@ sub scantron_process_students {
     }
     my $map=$navmap->getResourceByUrl($sequence);
     my ($randomorder,$randompick,@master_seq,%symb_to_resource,%grader_partids_by_symb,
-        %grader_randomlists_by_symb);
+        %grader_randomlists_by_symb,%symb_for_examcode);
     if (ref($map)) {
         $randomorder = $map->randomorder();
         $randompick = $map->randompick();
+        unless ($randomorder || $randompick) {
+            foreach my $res ($navmap->retrieveResources($map,sub { $_[0]->is_map() },1,0,1)) {
+                if ($res->randomorder()) {
+                    $randomorder = 1;
+                }
+                if ($res->randompick()) {
+                    $randompick = 1;
+                }
+                last if ($randomorder || $randompick);
+            }
+        }
     } else {
         $r->print(&navmap_errormsg());
         return '';
@@ -8730,7 +10211,7 @@ sub scantron_process_students {
     my $nav_error;
     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
     if ($randomorder || $randompick) {
-        $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
+        $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource,1,\%symb_for_examcode);
         if ($nav_error) {
             $r->print(&navmap_errormsg());
             return '';
@@ -8753,8 +10234,7 @@ SCANTRONFORM
     my $lock=&Apache::lonnet::set_lock(&mt('Grading bubblesheet exam'));
     my $count=&get_todo_count($scanlines,$scan_data);
     my %prog_state=&Apache::lonhtmlcommon::Create_PrgWin($r,$count);
-    &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,
-					  'Processing first student');
+    &Apache::lonhtmlcommon::Update_PrgWin($r,\%prog_state,'Processing first student');
     $r->print('<br />');
     my $start=&Time::HiRes::time();
     my $i=-1;
@@ -8772,12 +10252,11 @@ SCANTRONFORM
     if ($ssi_error) {
 	$r->print("</form>");
 	&ssi_print_error($r);
-	$r->print(&show_grading_menu_form($symb));
         &Apache::lonnet::remove_lock($lock);
 	return '';		# Dunno why the other returns return '' rather than just returning.
     }
 
-    my %lettdig = &letter_to_digits();
+    my %lettdig = &Apache::lonnet::letter_to_digits();
     my $numletts = scalar(keys(%lettdig));
     my %orderedforcode;
 
@@ -8787,8 +10266,7 @@ SCANTRONFORM
  	my $line=&scantron_get_line($scanlines,$scan_data,$i);
  	if ($line=~/^[\s\cz]*$/) { next; }
 	if ($started) {
-	    &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
-						     'last student');
+	    &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,'last student');
 	}
 	$started=1;
         my %respnumlookup = ();
@@ -8875,17 +10353,21 @@ SCANTRONFORM
             $ssi_error = 0; # So end of handler error message does not trigger.
             $r->print("</form>");
             &ssi_print_error($r);
-            $r->print(&show_grading_menu_form($symb));
             &Apache::lonnet::remove_lock($lock);
             return '';      # Why return ''?  Beats me.
         }
 
         if (($scancode) && ($randomorder || $randompick)) {
-            my $parmresult =
-                &Apache::lonparmset::storeparm_by_symb($symb,
-                                                       '0_examcode',2,$scancode,
-                                                       'string_examcode',$uname,
-                                                       $udom);
+            foreach my $key (keys(%symb_for_examcode)) {
+                my $symb_in_map = $symb_for_examcode{$key};
+                if ($symb_in_map ne '') {
+                    my $parmresult =
+                        &Apache::lonparmset::storeparm_by_symb($symb_in_map,
+                                                               '0_examcode',2,$scancode,
+                                                               'string_examcode',$uname,
+                                                               $udom);
+                }
+            }
         }
 	$completedstudents{$uname}={'line'=>$line};
         if ($env{'form.verifyrecord'}) {
@@ -8920,7 +10402,6 @@ SCANTRONFORM
                     $ssi_error = 0; # So end of handler error message does not trigger.
                     $r->print("</form>");
                     &ssi_print_error($r);
-                    $r->print(&show_grading_menu_form($symb));
                     &Apache::lonnet::remove_lock($lock);
                     delete($completedstudents{$uname});
                     return '';
@@ -8978,7 +10459,6 @@ SCANTRONFORM
 #    $r->print("<p>took $lasttime</p>");
 
     $r->print("</form>");
-    $r->print(&show_grading_menu_form($symb));
     return '';
 }
 
@@ -9106,8 +10586,9 @@ sub grade_student_bubbles {
 }
 
 sub scantron_upload_scantron_data {
-    my ($r)=@_;
+    my ($r,$symb) = @_;
     my $dom = $env{'request.role.domain'};
+    my ($formatoptions,$formattitle,$formatjs) = &scantron_upload_dataformat($dom);
     my $domdesc = &Apache::lonnet::domain($dom,'description');
     $r->print(&Apache::loncommon::coursebrowser_javascript($dom));
     my $select_link=&Apache::loncommon::selectcourse_link('rules','courseid',
@@ -9115,14 +10596,12 @@ sub scantron_upload_scantron_data {
 							  'coursename',$dom);
     my $syllabuslink = '<a href="javascript:ToSyllabus();">'.&mt('Syllabus').'</a>'.
                        ('&nbsp'x2).&mt('(shows course personnel)');
-    my ($symb) = &get_symb($r,1);
     my $default_form_data=&defaultFormData($symb);
     my $nofile_alert = &mt('Please use the browse button to select a file from your local directory.');
     &js_escape(\$nofile_alert);
     my $nocourseid_alert = &mt("Please use the 'Select Course' link to open a separate window where you can search for a course to which a file can be uploaded.");
     &js_escape(\$nocourseid_alert);
-    $r->print('
-<script type="text/javascript" language="javascript">
+    $r->print(&Apache::lonhtmlcommon::scripttag('
     function checkUpload(formname) {
 	if (formname.upfile.value == "") {
 	    alert("'.$nofile_alert.'");
@@ -9149,8 +10628,9 @@ sub scantron_upload_scantron_data {
         return;
     }
 
-</script>
-
+    '.$formatjs.'
+'));
+    $r->print('
 <h3>'.&mt('Send bubblesheet data to a course').'</h3>
 
 <form enctype="multipart/form-data" action="/adm/grades" name="rules" method="post">
@@ -9164,7 +10644,12 @@ sub scantron_upload_scantron_data {
   &Apache::lonhtmlcommon::row_closure().
   &Apache::lonhtmlcommon::row_title(&mt('Domain')).
   '<input name="domainid" type="hidden" />'.$domdesc.
-  &Apache::lonhtmlcommon::row_closure().
+  &Apache::lonhtmlcommon::row_closure());
+    if ($formatoptions) {
+        $r->print(&Apache::lonhtmlcommon::row_title($formattitle).$formatoptions.
+                  &Apache::lonhtmlcommon::row_closure());
+    }
+    $r->print(
   &Apache::lonhtmlcommon::row_title(&mt('File to upload')).
   '<input type="file" name="upfile" size="50" />'.
   &Apache::lonhtmlcommon::row_closure(1).
@@ -9177,10 +10662,87 @@ sub scantron_upload_scantron_data {
     return '';
 }
 
+sub scantron_upload_dataformat {
+    my ($dom) = @_;
+    my ($formatoptions,$formattitle,$formatjs);
+    $formatjs = <<'END';
+function toggleScantab(form) {
+   return;
+}
+END
+    my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$dom);
+    if (ref($domconfig{'scantron'}) eq 'HASH') {
+        if (ref($domconfig{'scantron'}{'config'}) eq 'HASH') {
+            if (keys(%{$domconfig{'scantron'}{'config'}}) > 1) {
+                if (($domconfig{'scantron'}{'config'}{'dat'}) &&
+                    (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH')) {
+                    if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                        if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) {
+                            my ($onclick,$formatextra,$singleline);
+                            my @lines = &Apache::lonnet::get_scantronformat_file();
+                            my $count = 0;
+                            foreach my $line (@lines) {
+                                next if (($line =~ /^\#/) || ($line eq ''));
+                                $singleline = $line;
+                                $count ++;
+                            }
+                            if ($count > 1) {
+                                $formatextra = '<div style="display:none" id="bubbletype">'.
+                                               '<span class="LC_nobreak">'.
+                                               &mt('Bubblesheet type').':&nbsp;'.
+                                               &scantron_scantab().'</span></div>';
+                                $onclick = ' onclick="toggleScantab(this.form);"';
+                                $formatjs = <<"END";
+function toggleScantab(form) {
+    var divid = 'bubbletype';
+    if (document.getElementById(divid)) {
+        var radioname = 'fileformat';
+        var num = form.elements[radioname].length;
+        if (num) {
+            for (var i=0; i<num; i++) {
+                if (form.elements[radioname][i].checked) {
+                    var chosen = form.elements[radioname][i].value;
+                    if (chosen == 'dat') {
+                        document.getElementById(divid).style.display = 'none';
+                    } else if (chosen == 'csv') {
+                        document.getElementById(divid).style.display = 'block';
+                    }
+                }
+            }
+        }
+    }
+    return;
+}
+
+END
+                            } elsif ($count == 1) {
+                                my $formatname = (split(/:/,$singleline,2))[0];
+                                $formatextra = '<input type="hidden" name="scantron_format" value="'.$formatname.'" />';
+                            }
+                            $formattitle = &mt('File format');
+                            $formatoptions = '<label><input name="fileformat" type="radio" value="dat" checked="checked"'.$onclick.' />'.
+                                             &mt('Plain Text (no delimiters)').
+                                             '</label>'.('&nbsp;'x2).
+                                             '<label><input name="fileformat" type="radio" value="csv"'.$onclick.' />'.
+                                             &mt('Comma separated values').'</label>'.$formatextra;
+                        }
+                    }
+                }
+            } elsif (keys(%{$domconfig{'scantron'}{'config'}}) == 1) {
+                if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                    if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}})) {
+                        $formattitle = &mt('Bubblesheet type');
+                        $formatoptions = &scantron_scantab();
+                    }
+                }
+            }
+        }
+    }
+    return ($formatoptions,$formattitle,$formatjs);
+}
 
 sub scantron_upload_scantron_data_save {
-    my($r)=@_;
-    my ($symb)=&get_symb($r,1);
+    my ($r,$symb) = @_;
     my $doanotherupload=
 	'<br /><form action="/adm/grades" method="post">'."\n".
 	'<input type="hidden" name="command" value="scantronupload" />'."\n".
@@ -9190,9 +10752,7 @@ sub scantron_upload_scantron_data_save {
 	!&Apache::lonnet::allowed('usc',
 			    $env{'form.domainid'}.'_'.$env{'form.courseid'})) {
 	$r->print(&mt("You are not allowed to upload bubblesheet data to the requested course.")."<br />");
-	if ($symb) {
-	    $r->print(&show_grading_menu_form($symb));
-	} else {
+        unless ($symb) {
 	    $r->print($doanotherupload);
 	}
 	return '';
@@ -9206,8 +10766,38 @@ sub scantron_upload_scantron_data_save {
                 &mt('The file: [_1] you attempted to upload contained no information. Please check that you entered the correct filename.',
                         '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>'),1));
     } else {
-        my $result = 
-            &Apache::lonnet::userfileupload('upfile','','scantron','','','',
+        my %domconfig = &Apache::lonnet::get_dom('configuration',['scantron'],$env{'form.domainid'});
+        my $parser;
+        if (ref($domconfig{'scantron'}) eq 'HASH') {
+            if (ref($domconfig{'scantron'}{'config'}) eq 'HASH') {
+                my $is_csv;
+                my @possibles = keys(%{$domconfig{'scantron'}{'config'}});
+                if (@possibles > 1) {
+                    if ($env{'form.fileformat'} eq 'csv') {
+                        if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') {
+                            if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                                if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) {
+                                    $is_csv = 1;
+                                }
+                            }
+                        }
+                    }
+                } elsif (@possibles == 1) {
+                    if (ref($domconfig{'scantron'}{'config'}{'csv'}) eq 'HASH') {
+                        if (ref($domconfig{'scantron'}{'config'}{'csv'}{'fields'}) eq 'HASH') {
+                            if (keys(%{$domconfig{'scantron'}{'config'}{'csv'}{'fields'}}) > 1) {
+                                $is_csv = 1;
+                            }
+                        }
+                    }
+                }
+                if ($is_csv) {
+                   $parser = $domconfig{'scantron'}{'config'}{'csv'};
+                }
+            }
+        }
+        my $result =
+            &Apache::lonnet::userfileupload('upfile','scantron','scantron',$parser,'','',
                                             $env{'form.courseid'},$env{'form.domainid'});
 	if ($result =~ m{^/uploaded/}) {
             $r->print(
@@ -9227,7 +10817,7 @@ sub scantron_upload_scantron_data_save {
 	}
     }
     if ($symb) {
-	$r->print(&scantron_selectphase($r,$uploadedfile));
+	$r->print(&scantron_selectphase($r,$uploadedfile,$symb));
     } else {
 	$r->print($doanotherupload);
     }
@@ -9252,9 +10842,9 @@ sub validate_uploaded_scantron_file {
             $idmap{$lckey} = $idmap{$key};
         }
         my %unique_formats;
-        my @formatlines = &get_scantronformat_file();
+        my @formatlines = &Apache::lonnet::get_scantronformat_file();
         foreach my $line (@formatlines) {
-            chomp($line);
+            next if (($line =~ /^\#/) || ($line eq ''));
             my @config = split(/:/,$line);
             my $idstart = $config[5];
             my $idlength = $config[6];
@@ -9353,8 +10943,7 @@ sub valid_file {
 }
 
 sub scantron_download_scantron_data {
-    my ($r)=@_;
-    my ($symb) = &get_symb($r,1);
+    my ($r,$symb) = @_;
     my $default_form_data=&defaultFormData($symb);
     my $cname=$env{'course.'.$env{'request.course.id'}.'.num'};
     my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
@@ -9365,7 +10954,6 @@ sub scantron_download_scantron_data {
 	    '.&mt('The requested filename was invalid.').'
         </p>
 ');
-	$r->print(&show_grading_menu_form($symb));
 	return;
     }
     my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
@@ -9376,7 +10964,7 @@ sub scantron_download_scantron_data {
     &Apache::lonnet::allowuploaded('/adm/grades',$skipped);
     $r->print('
     <p>
-	'.&mt('[_1]Original[_2] file as uploaded by bubblesheet scanning office.',
+	'.&mt('[_1]Original[_2] file as uploaded by the bubblesheet scanning office.',
 	      '<a href="'.$orig.'">','</a>').'
     </p>
     <p>
@@ -9388,24 +10976,21 @@ sub scantron_download_scantron_data {
 	      '<a href="'.$skipped.'">','</a>').'
     </p>
 ');
-    $r->print(&show_grading_menu_form($symb));
     return '';
 }
 
 sub checkscantron_results {
-    my ($r) = @_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb) = @_;
     if (!$symb) {return '';}
-    my $grading_menu_button=&show_grading_menu_form($symb);
     my $cid = $env{'request.course.id'};
-    my %lettdig = &letter_to_digits();
+    my %lettdig = &Apache::lonnet::letter_to_digits();
     my $numletts = scalar(keys(%lettdig));
     my $cnum = $env{'course.'.$cid.'.num'};
     my $cdom = $env{'course.'.$cid.'.domain'};
     my (undef, undef, $sequence) = &Apache::lonnet::decode_symb($env{'form.selectpage'});
     my %record;
     my %scantron_config =
-        &Apache::grades::get_scantron_config($env{'form.scantron_format'});
+        &Apache::lonnet::get_scantron_config($env{'form.scantron_format'});
     my $bubbles_per_row = &bubblesheet_bubbles_per_row(\%scantron_config);
     my ($scanlines,$scan_data)=&Apache::grades::scantron_getfile();
     my $classlist=&Apache::loncoursedata::get_classlist();
@@ -9421,6 +11006,17 @@ sub checkscantron_results {
     if (ref($map)) {
         $randomorder=$map->randomorder();
         $randompick=$map->randompick();
+        unless ($randomorder || $randompick) {
+            foreach my $res ($navmap->retrieveResources($map,sub { $_[0]->is_map() },1,0,1)) {
+                if ($res->randomorder()) {
+                    $randomorder = 1;
+                }
+                if ($res->randompick()) {
+                    $randompick = 1;
+                }
+                last if ($randomorder || $randompick);
+            }
+        }
     }
     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);
     my $nav_error = &get_master_seq(\@resources,\@master_seq,\%symb_to_resource);
@@ -9603,7 +11199,7 @@ sub checkscantron_results {
                  &Apache::loncommon::end_data_table()).'<br />'.
                  &mt('Differences can occur if submissions were modified using manual grading after a bubblesheet grading pass.').'<br />'.&mt('If unexpected discrepancies were detected, it is recommended that you inspect the original bubblesheets.');  
     }
-    $r->print('</form><br />'.$grading_menu_button);
+    $r->print('</form><br />');
     return;
 }
 
@@ -9729,77 +11325,40 @@ sub verify_scantron_grading {
     return ($counter,$record);
 }
 
-sub letter_to_digits {
-    my %lettdig = (
-                    A => 1,
-                    B => 2,
-                    C => 3,
-                    D => 4,
-                    E => 5,
-                    F => 6,
-                    G => 7,
-                    H => 8,
-                    I => 9,
-                    J => 0,
-                  );
-    return %lettdig;
-}
-
-
 #-------- end of section for handling grading scantron forms -------
 #
 #-------------------------------------------------------------------
 
 #-------------------------- Menu interface -------------------------
 #
-#--- Show a Grading Menu button - Calls the next routine ---
-sub show_grading_menu_form {
-    my ($symb)=@_;
-    my $result.='<br /><form action="/adm/grades" method="post">'."\n".
-	'<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="saveState"  value="'.$env{'form.saveState'}.'" />'."\n".
-	'<input type="hidden" name="command" value="gradingmenu" />'."\n".
-	'<input type="submit" name="submit" value="'.&mt('Grading Menu').'" />'."\n".
-	'</form>'."\n";
-    return $result;
-}
-
-# -- Retrieve choices for grading form
-sub savedState {
-    my %savedState = ();
-    if ($env{'form.saveState'}) {
-	foreach (split(/:/,$env{'form.saveState'})) {
-	    my ($key,$value) = split(/=/,$_,2);
-	    $savedState{$key} = $value;
-	}
-    }
-    return \%savedState;
-}
-
 #--- Href with symb and command ---
 
 sub href_symb_cmd {
     my ($symb,$cmd)=@_;
-    return '/adm/grades?symb='.&HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'<>&"').'&amp;command='.$cmd;
+    return '/adm/grades?symb='.&HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'<>&"').'&amp;command='.
+           &HTML::Entities::encode($cmd,'<>&"'); 
 }
 
 sub grading_menu {
-    my ($request) = @_;
-    my ($symb)=&get_symb($request);
+    my ($request,$symb) = @_;
     if (!$symb) {return '';}
-    my $probTitle = &Apache::lonnet::gettitle($symb);
-    my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
 
-    $request->print($table);
     my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
-                  'handgrade'=>$hdgrade,
-                  'probTitle'=>$probTitle,
-                  'command'=>'submit_options',
-                  'saveState'=>"",
-                  'gradingMenu'=>1,
-                  'showgrading'=>"yes");
-    
-    my $url1 = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
+                  'command'=>'individual');
+
+    my $url1a = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
+
+    $fields{'command'}='ungraded';
+    my $url1b=&Apache::lonhtmlcommon::build_url('grades/',\%fields);
+
+    $fields{'command'}='table';
+    my $url1c=&Apache::lonhtmlcommon::build_url('grades/',\%fields);
+
+    $fields{'command'}='all_for_one';
+    my $url1d=&Apache::lonhtmlcommon::build_url('grades/',\%fields);
+
+    $fields{'command'}='downloadfilesselect';
+    my $url1e=&Apache::lonhtmlcommon::build_url('grades/',\%fields);
     
     $fields{'command'} = 'csvform';
     my $url2 = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
@@ -9809,262 +11368,268 @@ sub grading_menu {
     
     $fields{'command'} = 'scantron_selectphase';
     my $url4 = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
-    
-    my @menu = ({	categorytitle=>'Course Grading',
+
+    $fields{'command'} = 'initialverifyreceipt';
+    my $url5 = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
+
+    my %permissions;
+    if ($perm{'mgr'}) {
+        $permissions{'either'} = 'F';
+        $permissions{'mgr'} = 'F';
+    }
+    if ($perm{'vgr'}) {
+        $permissions{'either'} = 'F';
+        $permissions{'vgr'} = 'F';
+    }
+
+    my @menu = ({	categorytitle=>'Hand Grading',
             items =>[
-                        {	linktext => 'Manual Grading/View Submissions',
-                    		url => $url1,
-                    		permission => 'F',
-                    		icon => 'edit-find-replace.png',
-                    		linktitle => 'Start the process of hand grading submissions.'
+                        {       linktext => 'Select individual students to grade',
+                                url => $url1a,
+                                permission => $permissions{'either'},
+                                icon => 'grade_students.png',
+                                linktitle => 'Grade current resource for a selection of students.'
+                        },
+                        {       linktext => 'Grade ungraded submissions',
+                                url => $url1b,
+                                permission => $permissions{'either'},
+                                icon => 'ungrade_sub.png',
+                                linktitle => 'Grade all submissions that have not been graded yet.'
+                        },
+
+                        {       linktext => 'Grading table',
+                                url => $url1c,
+                                permission => $permissions{'either'},
+                                icon => 'grading_table.png',
+                                linktitle => 'Grade current resource for all students.'
                         },
+                        {       linktext => 'Grade page/folder for one student',
+                                url => $url1d,
+                                permission => $permissions{'either'},
+                                icon => 'grade_PageFolder.png',
+                                linktitle => 'Grade all resources in current page/sequence/folder for one student.'
+                        },
+                        {       linktext => 'Download submitted files',
+                                url => $url1e,
+                                permission => $permissions{'either'},
+                                icon => 'download_sub.png',
+                                linktitle => 'Download all files submitted by students.'
+                        }]},
+                         { categorytitle=>'Automated Grading',
+               items =>[
+
                 	    {	linktext => 'Upload Scores',
                     		url => $url2,
-                    		permission => 'F',
+                    		permission => $permissions{'mgr'},
                     		icon => 'uploadscores.png',
                     		linktitle => 'Specify a file containing the class scores for current resource.'
                 	    },
                 	    {	linktext => 'Process Clicker',
                     		url => $url3,
-                    		permission => 'F',
+                    		permission => $permissions{'mgr'},
                     		icon => 'addClickerInfoFile.png',
                     		linktitle => 'Specify a file containing the clicker information for this resource.'
                 	    },
                 	    {	linktext => 'Grade/Manage/Review Bubblesheets',
                     		url => $url4,
-                    		permission => 'F',
-                    		icon => 'stat.png',
+                    		permission => $permissions{'mgr'},
+                    		icon => 'bubblesheet.png',
                     		linktitle => 'Grade bubblesheet exams, upload/download bubblesheet data files, and review previously graded bubblesheet exams.'
-                	    }
+                	    },
+                            {   linktext => 'Verify Receipt Number',
+                                url => $url5,
+                                permission => $permissions{'either'},
+                                icon => 'receipt_number.png',
+                                linktitle => 'Verify a system-generated receipt number for correct problem solution.'
+                            }
+
                     ]
             });
-
-    #$fields{'command'} = 'verify';
-    #$url = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
-    #
+    my $cdom = $env{"course.$env{'request.course.id'}.domain"};
+    my $cnum = $env{"course.$env{'request.course.id'}.num"};
+    my %passback = &Apache::lonnet::dump('nohist_linkprot_passback',$cdom,$cnum);
+    if (keys(%passback)) {
+        $fields{'command'} = 'initialpassback';
+        my $url6 = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
+        push (@{$menu[1]{items}},
+                  { linktext => 'Passback of Scores',
+                    url => $url6,
+                    permission => $permissions{'either'},
+                    icon => 'passback.png',
+                    linktitle => 'Passback scores to launcher CMS for resources accessed via LTI-mediated deep-linking',
+                  });
+    }
     # Create the menu
     my $Str;
-    # $Str .= '<h2>'.&mt('Please select a grading task').'</h2>';
     $Str .= '<form method="post" action="" name="gradingMenu">';
     $Str .= '<input type="hidden" name="command" value="" />'.
-    	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="handgrade"   value="'.$hdgrade.'" />'."\n".
-	'<input type="hidden" name="probTitle"   value="'.$probTitle.'" />'."\n".
-	'<input type="hidden" name="saveState"   value="" />'."\n".
-	'<input type="hidden" name="gradingMenu" value="1" />'."\n".
-	'<input type="hidden" name="showgrading" value="yes" />'."\n";
-
-    $Str .= Apache::lonhtmlcommon::generate_menu(@menu);
-    #$menudata->{'jscript'}
-    $Str .='<hr /><input type="button" value="'.&mt('Verify Receipt No.').'" '.
-        ' onclick="javascript:checkChoice(document.forms.gradingMenu,\'5\',\'verify\')" '.
-        ' /> '.
-        &Apache::lonnet::recprefix($env{'request.course.id'}).
-        '-<input type="text" name="receipt" size="4" onchange="javascript:checkReceiptNo(this.form,\'OK\')" />';
+    	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
 
-    $Str .="</form>\n";
-    my $receiptalert = &mt("Please enter a receipt number given by a student in the receipt box.");
-    $request->print(<<GRADINGMENUJS);
-<script type="text/javascript" language="javascript">
-    function checkChoice(formname,val,cmdx) {
-	if (val <= 2) {
-	    var cmd = radioSelection(formname.radioChoice);
-	    var cmdsave = cmd;
-	} else {
-	    cmd = cmdx;
-	    cmdsave = 'submission';
-	}
-	formname.command.value = cmd;
-	if (val < 5) formname.submit();
-	if (val == 5) {
-	    if (!checkReceiptNo(formname,'notOK')) { 
-	        return false;
-	    } else {
-	        formname.submit();
-	    }
-	}
-    }
-
-    function checkReceiptNo(formname,nospace) {
-	var receiptNo = formname.receipt.value;
-	var checkOpt = false;
-	if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
-	if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
-	if (checkOpt) {
-	    alert("$receiptalert");
-	    formname.receipt.value = "";
-	    formname.receipt.focus();
-	    return false;
-	}
-	return true;
-    }
-</script>
-GRADINGMENUJS
-    &commonJSfunctions($request);
+    $Str .= &Apache::lonhtmlcommon::generate_menu(@menu);
     return $Str;    
 }
 
+sub ungraded {
+    my ($request)=@_;
+    &submit_options($request);
+}
 
-#--- Displays the submissions first page -------
-sub submit_options {
-    my ($request) = @_;
-    my ($symb)=&get_symb($request);
+sub submit_options_sequence {
+    my ($request,$symb) = @_;
     if (!$symb) {return '';}
-    my $probTitle = &Apache::lonnet::gettitle($symb);
+    &commonJSfunctions($request);
+    my $result;
 
-    my $receiptalert = &mt("Please enter a receipt number given by a student in the receipt box."); 
-    $request->print(<<GRADINGMENUJS);
-<script type="text/javascript" language="javascript">
-    function checkChoice(formname,val,cmdx) {
-	if (val <= 2) {
-	    var cmd = radioSelection(formname.radioChoice);
-	    var cmdsave = cmd;
-	} else {
-	    cmd = cmdx;
-	    cmdsave = 'submission';
-	}
-	formname.command.value = cmd;
-	formname.saveState.value = "saveCmd="+cmdsave+":saveSec="+pullDownSelection(formname.section)+
-	    ":saveSub="+pullDownSelection(formname.submitonly)+":saveStatus="+pullDownSelection(formname.Status);
-	if (val < 5) formname.submit();
-	if (val == 5) {
-	    if (!checkReceiptNo(formname,'notOK')) { return false;}
-	    formname.submit();
-	}
-	if (val < 7) formname.submit();
-    }
-
-    function checkReceiptNo(formname,nospace) {
-	var receiptNo = formname.receipt.value;
-	var checkOpt = false;
-	if (nospace == "OK" && isNaN(receiptNo)) {checkOpt = true;}
-	if (nospace == "notOK" && (isNaN(receiptNo) || receiptNo == "")) {checkOpt = true;}
-	if (checkOpt) {
-	    alert("$receiptalert");
-	    formname.receipt.value = "";
-	    formname.receipt.focus();
-	    return false;
-	}
-	return true;
-    }
-</script>
-GRADINGMENUJS
+    $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+    $result.=&selectfield(0).
+            '<input type="hidden" name="command" value="pickStudentPage" />
+            <div>
+              <input type="submit" value="'.&mt('Next').' &rarr;" />
+            </div>
+        </div>
+  </form>';
+    return $result;
+}
+
+sub submit_options_table {
+    my ($request,$symb) = @_;
+    if (!$symb) {return '';}
     &commonJSfunctions($request);
-    my ($table,undef,$hdgrade) = &showResourceInfo($symb,$probTitle);
+    my $is_tool = ($symb =~ /ext\.tool$/);
     my $result;
-    my (undef,$sections) = &getclasslist('all','0');
-    my $savedState = &savedState();
-    my $saveCmd = ($$savedState{'saveCmd'} eq '' ? 'submission' : $$savedState{'saveCmd'});
-    my $saveSec = ($$savedState{'saveSec'} eq '' ? 'all' : $$savedState{'saveSec'});
-    my $saveSub = ($$savedState{'saveSub'} eq '' ? 'all' : $$savedState{'saveSub'});
-    my $saveStatus = ($$savedState{'saveStatus'} eq '' ? 'Active' : $$savedState{'saveStatus'});
-
-    # Preselect sections
-    my $selsec="";
-    if (ref($sections)) {
-        foreach my $section (sort(@$sections)) {
-            $selsec.='<option value="'.$section.'" '.
-                ($saveSec eq $section ? 'selected="selected"':'').'>'.$section.'</option>'."\n";
+
+    $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+
+    $result.=&selectfield(1,$is_tool).
+            '<input type="hidden" name="command" value="viewgrades" />
+            <div>
+              <input type="submit" value="'.&mt('Next').' &rarr;" />
+            </div>
+        </div>
+  </form>';
+    return $result;
+}
+
+sub submit_options_download {
+    my ($request,$symb) = @_;
+    if (!$symb) {return '';}
+
+    my $res_error;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay,$numdropbox) =
+        &response_type($symb,\$res_error);
+    if ($res_error) {
+        $request->print(&mt('An error occurred retrieving response types'));
+        return;
+    }
+    unless ($numessay) {
+        $request->print(&mt('No essayresponse items found'));
+        return;
+    }
+    my $table;
+    if (ref($partlist) eq 'ARRAY') {
+        if (scalar(@$partlist) > 1 ) {
+            $table = &showResourceInfo($symb,$partlist,$responseType,'gradingMenu',1,1);
         }
     }
 
-    $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
-	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="handgrade"   value="'.$hdgrade.'" />'."\n".
-	'<input type="hidden" name="probTitle"   value="'.$probTitle.'" />'."\n".
-	'<input type="hidden" name="command"     value="" />'."\n".
-	'<input type="hidden" name="saveState"   value="" />'."\n".
-	'<input type="hidden" name="gradingMenu" value="1" />'."\n".
-	'<input type="hidden" name="showgrading" value="yes" />'."\n";
+    my $is_tool = ($symb =~ /ext\.tool$/);
+    &commonJSfunctions($request);
 
+    my $result='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+        $table."\n".
+        '<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
     $result.='
 <h2>
-  '.&mt('Grade Current Resource').'
-</h2>
-<div>
-  '.$table.'
-</div>
+  '.&mt('Select Students for whom to Download Submitted Files').'
+</h2>'.&selectfield(1,$is_tool).'
+                <input type="hidden" name="command" value="downloadfileslink" />
+              <input type="submit" value="'.&mt('Next').' &rarr;" />
+            </div>
+          </div>
+
+
+  </form>';
+    return $result;
+}
+
+#--- Displays the submissions first page -------
+sub submit_options {
+    my ($request,$symb) = @_;
+    if (!$symb) {return '';}
+
+    my $is_tool = ($symb =~ /ext\.tool$/);
+    &commonJSfunctions($request);
+    my $result;
+
+    $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+    $result.=&selectfield(1,$is_tool).'
+                <input type="hidden" name="command" value="submission" />
+              <input type="submit" value="'.&mt('Next').' &rarr;" />
+            </div>
+          </div>
+  </form>';
+    return $result;
+}
+
+sub selectfield {
+   my ($full,$is_tool)=@_;
+   my %options;
+   if ($is_tool) {
+       %options =
+           (&transtatus_options,
+            'select_form_order' => ['yes','incorrect','all']);
+   } else {
+       %options =
+           (&substatus_options,
+            'select_form_order' => ['yes','queued','graded','incorrect','all']);
+   }
+
+  #
+  # PrepareClasslist() needs to be called to avoid getting a sections list
+  # for a different course from the @Sections global in lonstatistics.pm,
+  # populated by an earlier request.
+  #
+   &Apache::lonstatistics::PrepareClasslist();
+
+   my $result='<div class="LC_columnSection">
 
-<div class="LC_columnSection">
-  
     <fieldset>
       <legend>
        '.&mt('Sections').'
       </legend>
-      <select name="section" multiple="multiple" size="5">'."\n";
-    $result.= $selsec;
-    $result.= '<option value="all" '.($saveSec eq 'all' ? 'selected="selected"' : ''). '>all</option></select> &nbsp; ';
-    $result.='
+      '.&Apache::lonstatistics::SectionSelect('section','multiple',5).'
     </fieldset>
-  
+
     <fieldset>
       <legend>
         '.&mt('Groups').'
       </legend>
       '.&Apache::lonstatistics::GroupSelect('group','multiple',5).'
     </fieldset>
-  
+ 
     <fieldset>
       <legend>
         '.&mt('Access Status').'
       </legend>
-      '.&Apache::lonhtmlcommon::StatusOptions($saveStatus,undef,5,undef,'mult').'
-    </fieldset>
-  
+      '.&Apache::lonhtmlcommon::StatusOptions(undef,undef,5,undef,'mult').'
+    </fieldset>';
+    if ($full) {
+        my $heading = &mt('Submission Status');
+        if ($is_tool) {
+            $heading = &mt('Transaction Status');
+        }
+        $result.='
     <fieldset>
       <legend>
-        '.&mt('Submission Status').'
-      </legend>
-      <select name="submitonly" size="5">
-	         <option value="yes" '.      ($saveSub eq 'yes'       ? 'selected="selected"' : '').'>'.&mt('with submissions').'</option>
-	         <option value="queued" '.   ($saveSub eq 'queued'    ? 'selected="selected"' : '').'>'.&mt('in grading queue').'</option>
-	         <option value="graded" '.   ($saveSub eq 'graded'    ? 'selected="selected"' : '').'>'.&mt('with ungraded submissions').'</option>
-	         <option value="incorrect" '.($saveSub eq 'incorrect' ? 'selected="selected"' : '').'>'.&mt('with incorrect submissions').'</option>
-                 <option value="all" '.      ($saveSub eq 'all'       ? 'selected="selected"' : '').'>'.&mt('with any status').'</option>
-      </select>
-    </fieldset>
-  
-</div>
-
-<br />
-          <div>
-            <div>
-              <label>
-                <input type="radio" name="radioChoice" value="submission" '.
-                  ($saveCmd eq 'submission' ? 'checked="checked"' : '').' /> '.
-             &mt('Select individual students to grade and view submissions.').'
-	      </label> 
-            </div>
-            <div>
-	      <label>
-                <input type="radio" name="radioChoice" value="viewgrades" '.
-                  ($saveCmd eq 'viewgrades' ? 'checked="checked"' : '').' /> '.
-                    &mt('Grade all selected students in a grading table.').'
-              </label>
-            </div>
-            <div>
-	      <input type="button" onclick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next').' &rarr;" />
-            </div>
-          </div>
-
-
-        <h2>
-         '.&mt('Grade Complete Folder for One Student').'
-        </h2>
-        <div>
-            <div>
-              <label>
-                <input type="radio" name="radioChoice" value="pickStudentPage" '.
-	  ($saveCmd eq 'pickStudentPage' ? 'checked="checked"' : '').' /> '.
-  &mt('The <b>complete</b> page/sequence/folder: For one student').'
-              </label>
-            </div>
-            <div>
-	      <input type="button" onclick="javascript:checkChoice(this.form,\'2\');" value="'.&mt('Next').' &rarr;" />
-            </div>
-        </div>
-  </form>';
-    $result .= &show_grading_menu_form($symb);
+        '.$heading.'
+      </legend>'.
+       &Apache::loncommon::select_form('all','submitonly',\%options).
+   '</fieldset>';
+    }
+    $result.='</div><br />';
     return $result;
 }
 
@@ -10078,6 +11643,14 @@ sub substatus_options {
                                       );
 }
 
+sub transtatus_options {
+    return &Apache::lonlocal::texthash(
+                                       'yes'       => 'with score transactions',
+                                       'incorrect' => 'with less than full credit',
+                                       'all'       => 'with any status',
+                                      );
+}
+
 sub reset_perm {
     undef(%perm);
 }
@@ -10177,18 +11750,14 @@ sub clicker_grading_parameters {
 }
 
 sub process_clicker {
-    my ($r)=@_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb)=@_;
     if (!$symb) {return '';}
     my $result=&checkforfile_js();
-    $env{'form.probTitle'} = &Apache::lonnet::gettitle($symb);
-    my ($table) = &showResourceInfo($symb,$env{'form.probTitle'});
-    $result.=$table;
-    $result.='<br /><table width="100%" border="0"><tr><td bgcolor="#777777">'."\n";
-    $result.='<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>'."\n";
-    $result.='&nbsp;<b>'.&mt('Specify a file containing the clicker information for this resource.').
-        '</b></td></tr>'."\n";
-    $result.='<tr bgcolor="#ffffe6"><td>'."\n";
+    $result.=&Apache::loncommon::start_data_table().
+             &Apache::loncommon::start_data_table_header_row().
+             '<th>'.&mt('Specify a file containing clicker information and set grading options.').'</th>'.
+             &Apache::loncommon::end_data_table_header_row().
+             &Apache::loncommon::start_data_table_row()."<td>\n";
 # Attempt to restore parameters from last session, set defaults if not present
     my %Saveable_Parameters=&clicker_grading_parameters();
     &Apache::loncommon::restore_course_settings('grades_clicker',
@@ -10205,7 +11774,7 @@ sub process_clicker {
        }
     }
 
-    my $upload=&mt("Upload File");
+    my $upload=&mt("Evaluate File");
     my $type=&mt("Type");
     my $attendance=&mt("Award points just for participation");
     my $personnel=&mt("Correctness determined from response by course personnel");
@@ -10219,8 +11788,7 @@ sub process_clicker {
                                                     'interwrite' => 'interwrite PRS',
                                                     'turning' => 'Turning Technologies'});
     $symb = &Apache::lonenc::check_encrypt($symb);
-    $result.=<<ENDUPFORM;
-<script type="text/javascript">
+    $result.= &Apache::lonhtmlcommon::scripttag(<<ENDUPFORM);
 function sanitycheck() {
 // Accept only integer percentages
    document.forms.gradesupload.pcorrect.value=Math.round(document.forms.gradesupload.pcorrect.value);
@@ -10258,15 +11826,17 @@ function sanitycheck() {
 // Remember the old state
    document.forms.gradesupload.waschecked.value=newgradingchoice;
 }
-</script>
+ENDUPFORM
+    $result.= <<ENDUPFORM;
 <form method="post" enctype="multipart/form-data" action="/adm/grades" name="gradesupload">
 <input type="hidden" name="symb" value="$symb" />
 <input type="hidden" name="command" value="processclickerfile" />
-<input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
-<input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
 <input type="file" name="upfile" size="50" />
 <br /><label>$type: $selectform</label>
-<br /><label><input type="radio" name="gradingmechanism" value="attendance"$checked{'attendance'} onclick="sanitycheck()" />$attendance </label>
+ENDUPFORM
+    $result.='</td>'.&Apache::loncommon::end_data_table_row().
+                     &Apache::loncommon::start_data_table_row().'<td>'.(<<ENDGRADINGFORM);
+      <label><input type="radio" name="gradingmechanism" value="attendance"$checked{'attendance'} onclick="sanitycheck()" />$attendance </label>
 <br /><label><input type="radio" name="gradingmechanism" value="personnel"$checked{'personnel'} onclick="sanitycheck()" />$personnel</label>
 <br /><label><input type="radio" name="gradingmechanism" value="specific"$checked{'specific'} onclick="sanitycheck()" />$specific </label>
 <input type="text" name="specificid" value="$env{'form.specificid'}" size="20" />
@@ -10274,34 +11844,35 @@ function sanitycheck() {
 <br />&nbsp;&nbsp;&nbsp;
 <input type="text" name="givenanswer" size="50" />
 <input type="hidden" name="waschecked" value="$env{'form.gradingmechanism'}" />
-<br /><label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onchange="sanitycheck()" /></label>
+ENDGRADINGFORM
+    $result.='</td>'.&Apache::loncommon::end_data_table_row().
+                     &Apache::loncommon::start_data_table_row().'<td>'.(<<ENDPERCFORM);
+      <label>$pcorrect: <input type="text" name="pcorrect" size="4" value="$env{'form.pcorrect'}" onchange="sanitycheck()" /></label>
 <br /><label>$pincorrect: <input type="text" name="pincorrect" size="4" value="$env{'form.pincorrect'}" onchange="sanitycheck()" /></label>
 <br /><input type="button" onclick="javascript:checkUpload(this.form);" value="$upload" />
 </form>
-ENDUPFORM
-    $result.='</td></tr></table>'."\n".
-             '</td></tr></table><br /><br />'."\n";
-    $result.=&show_grading_menu_form($symb);
+ENDPERCFORM
+    $result.='</td>'.
+             &Apache::loncommon::end_data_table_row().
+             &Apache::loncommon::end_data_table();
     return $result;
 }
 
 sub process_clicker_file {
-    my ($r)=@_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb) = @_;
     if (!$symb) {return '';}
 
     my %Saveable_Parameters=&clicker_grading_parameters();
     &Apache::loncommon::store_course_settings('grades_clicker',
                                               \%Saveable_Parameters);
-
-    my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
+    my $result='';
     if (($env{'form.gradingmechanism'} eq 'specific') && ($env{'form.specificid'}!~/\w/)) {
 	$result.='<span class="LC_error">'.&mt('You need to specify a clicker ID for the correct answer').'</span>';
-	return $result.&show_grading_menu_form($symb);
+	return $result;
     }
     if (($env{'form.gradingmechanism'} eq 'given') && ($env{'form.givenanswer'}!~/\S/)) {
         $result.='<span class="LC_error">'.&mt('You need to specify the correct answer').'</span>';
-        return $result.&show_grading_menu_form($symb);
+        return $result;
     }
     my $foundgiven=0;
     if ($env{'form.gradingmechanism'} eq 'given') {
@@ -10350,7 +11921,7 @@ sub process_clicker_file {
             $result .=
                  &Apache::lonhtmlcommon::confirm_success(
                      &mt('No IDs found to determine correct answer'),1);
-            return $result.&show_grading_menu_form($symb);
+            return $result;
         }
     }
     if (length($env{'form.upfile'}) < 2) {
@@ -10358,7 +11929,7 @@ sub process_clicker_file {
             &Apache::lonhtmlcommon::confirm_success(
                 &mt('The file: [_1] you attempted to upload contained no information. Please check that you entered the correct filename.',
                         '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>'),1);
-        return $result.&show_grading_menu_form($symb);
+        return $result;
     }
     my $mimetype;
     if ($env{'form.upfiletype'} eq 'iclicker') {
@@ -10368,29 +11939,28 @@ sub process_clicker_file {
             $result.= '<p>'.
                 &Apache::lonhtmlcommon::confirm_success(
                     &mt('File format is neither csv (iclicker 6) nor xml (iclicker 7)'),1).'</p>';
-            return $result.&show_grading_menu_form($symb);
+            return $result;
         }
     } elsif (($env{'form.upfiletype'} ne 'interwrite') && ($env{'form.upfiletype'} ne 'turning')) {
         $result .= '<p>'.
             &Apache::lonhtmlcommon::confirm_success(
                 &mt('Invalid clicker type: choose one of: i>clicker, Interwrite PRS, or Turning Technologies.'),1).'</p>';
-        return $result.&show_grading_menu_form($symb);
+        return $result;
     }
 
 # Were able to get all the info needed, now analyze the file
 
     $result.=&Apache::loncommon::studentbrowser_javascript();
     $symb = &Apache::lonenc::check_encrypt($symb);
-    my $heading=&mt('Scanning clicker file');
-    $result.=(<<ENDHEADER);
-<br /><table width="100%" border="0"><tr><td bgcolor="#777777">
-<table width="100%" border="0"><tr bgcolor="#e6ffff"><td>
-<b>$heading</b></td></tr><tr bgcolor="#ffffe6"><td>
+    $result.=&Apache::loncommon::start_data_table().
+             &Apache::loncommon::start_data_table_header_row().
+             '<th>'.&mt('Evaluate clicker file').'</th>'.
+             &Apache::loncommon::end_data_table_header_row().
+             &Apache::loncommon::start_data_table_row().(<<ENDHEADER);
+<td>
 <form method="post" action="/adm/grades" name="clickeranalysis">
 <input type="hidden" name="symb" value="$symb" />
 <input type="hidden" name="command" value="assignclickergrades" />
-<input type="hidden" name="probTitle" value="$env{'form.probTitle'}" />
-<input type="hidden" name="saveState"  value="$env{'form.saveState'}" />
 <input type="hidden" name="gradingmechanism" value="$env{'form.gradingmechanism'}" />
 <input type="hidden" name="pcorrect" value="$env{'form.pcorrect'}" />
 <input type="hidden" name="pincorrect" value="$env{'form.pincorrect'}" />
@@ -10420,7 +11990,7 @@ ENDHEADER
              '<br />';
     if (($env{'form.gradingmechanism'} eq 'given') && ($number!=$foundgiven)) {
        $result.='<span class="LC_error">'.&mt('Number of given answers does not agree with number of questions in file.').'</span>';
-       return $result.&show_grading_menu_form($symb);
+       return $result;
     } 
 # Remember Question Titles
 # FIXME: Possibly need delimiter other than ":"
@@ -10440,7 +12010,9 @@ ENDHEADER
        } elsif ($clicker_ids{$id}) {
           if ($clicker_ids{$id}=~/\,/) {
 # More than one user with the same clicker!
-             $result.="\n<hr />".&mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
+             $result.="</td>".&Apache::loncommon::end_data_table_row().
+                           &Apache::loncommon::start_data_table_row()."<td>".
+                       &mt('Clicker registered more than once').": <tt>".$id."</tt><br />";
              $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
                            "<select name='multi".$id."'>";
              foreach my $reguser (sort(split(/\,/,$clicker_ids{$id}))) {
@@ -10454,12 +12026,14 @@ ENDHEADER
              $student_count++;
           }
        } else {
-          $result.="\n<hr />".&mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
+          $result.="</td>".&Apache::loncommon::end_data_table_row().
+                           &Apache::loncommon::start_data_table_row()."<td>".
+                    &mt('Unregistered Clicker')." <tt>".$id."</tt><br />";
           $result.="\n".'<input type="hidden" name="unknown:'.$id.'" value="'.$responses{$id}.'" />'.
                    "\n".&mt("Username").": <input type='text' name='uname".$id."' />&nbsp;".
                    "\n".&mt("Domain").": ".
                    &Apache::loncommon::select_dom_form($env{'course.'.$env{'request.course.id'}.'.domain'},'udom'.$id).'&nbsp;'.
-                   &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id,0,$id);
+                   &Apache::loncommon::selectstudent_link('clickeranalysis','uname'.$id,'udom'.$id,'',$id);
           $unknown_count++;
        }
     }
@@ -10480,9 +12054,10 @@ ENDHEADER
     } else {
        $result.='<br /><input type="submit" name="finalize" value="'.&mt('Finalize Grading').'" />';
     }
-    $result.='</form></td></tr></table>'."\n".
-             '</td></tr></table><br /><br />'."\n";
-    return $result.&show_grading_menu_form($symb);
+    $result.='</form></td>'.
+             &Apache::loncommon::end_data_table_row().
+             &Apache::loncommon::end_data_table();
+    return $result;
 }
 
 sub iclicker_eval {
@@ -10613,8 +12188,7 @@ sub turning_eval {
 }
 
 sub assign_clicker_grades {
-    my ($r)=@_;
-    my ($symb)=&get_symb($r);
+    my ($r,$symb) = @_;
     if (!$symb) {return '';}
 # See which part we are saving to
     my $res_error;
@@ -10622,18 +12196,18 @@ sub assign_clicker_grades {
     if ($res_error) {
         return &navmap_errormsg();
     }
+    my $cdom = $env{'course.'.$env{'request.course.id'}.'.domain'};
+    my $cnum = $env{'course.'.$env{'request.course.id'}.'.num'};
+    my %needpb = &passbacks_for_symb($cdom,$cnum,$symb);
+    my (%skip_passback,%pbsave);
 # FIXME: This should probably look for the first handgradeable part
     my $part=$$partlist[0];
 # Start screen output
-    my ($result) = &showResourceInfo($symb,$env{'form.probTitle'});
-
-    $result .= '<br />'.
-               &Apache::loncommon::start_data_table().
-               &Apache::loncommon::start_data_table_header_row().
-               '<th>'.&mt('Assigning grades based on clicker file').'</th>'.
-               &Apache::loncommon::end_data_table_header_row().
-               &Apache::loncommon::start_data_table_row().'<td>';
-
+    my $result = &Apache::loncommon::start_data_table(). 
+                 &Apache::loncommon::start_data_table_header_row().
+                 '<th>'.&mt('Assigning grades based on clicker file').'</th>'.
+                 &Apache::loncommon::end_data_table_header_row().
+                 &Apache::loncommon::start_data_table_row().'<td>';
 # Get correct result
 # FIXME: Possibly need delimiter other than ":"
     my @correct=();
@@ -10695,7 +12269,7 @@ sub assign_clicker_grades {
           for (my $i=0;$i<$number;$i++) {
              if  ($correct[$i] eq '-') {
                 $realnumber--;
-             } elsif ($answer[$i]) {
+             } elsif (($answer[$i]) || ($answer[$i]=~/^[0\.]+$/)) {
                 if ($gradingmechanism eq 'attendance') {
                    $sum+=$pcorrect;
                 } elsif ($correct[$i] eq '*') {
@@ -10735,6 +12309,15 @@ sub assign_clicker_grades {
              $result.="<br /><span class=\"LC_error\">Failed to save student $username:$domain. Message when trying to save was ($returncode)</span>";
           } else {
              $storecount++;
+             if (keys(%needpb)) {
+                 my (%weights,%awardeds,%excuseds);
+                 my $usec = &Apache::lonnet::getsection($domain,$username,$env{'request.course.id'});
+                 $weights{$symb}{$part} = &Apache::lonnet::EXT("resource.$part.weight",$symb,$domain,$username,$usec);
+                 $awardeds{$symb}{$part} = $ave;
+                 $excuseds{$symb}{$part} = '';
+                 &process_passbacks('clickergrade',[$symb],$cdom,$cnum,$domain,$username,$usec,\%weights,
+                                    \%awardeds,\%excuseds,\%needpb,\%skip_passback,\%pbsave);
+             }
           }
        }
     }
@@ -10742,8 +12325,8 @@ sub assign_clicker_grades {
     $result.='<br />'.&mt('Successfully stored grades for [quant,_1,student].',$storecount).
              '</td>'.
              &Apache::loncommon::end_data_table_row().
-             &Apache::loncommon::end_data_table()."<br /><br />\n";
-    return $result.&show_grading_menu_form($symb);
+             &Apache::loncommon::end_data_table();
+    return $result;
 }
 
 sub navmap_errormsg {
@@ -10754,18 +12337,108 @@ sub navmap_errormsg {
 }
 
 sub startpage {
-    my ($r,$symb,$crumbs,$onlyfolderflag,$nodisplayflag,$stuvcurrent,$stuvdisp,$nomenu,$js) = @_;
+    my ($r,$symb,$crumbs,$onlyfolderflag,$nodisplayflag,$stuvcurrent,$stuvdisp,$nomenu,$head_extra,$onload,$divforres) = @_;
+    my %args;
+    if ($onload) {
+         my %loaditems = (
+                        'onload' => $onload,
+                      );
+         $args{'add_entries'} = \%loaditems;
+    }
     if ($nomenu) {
-        $r->print(&Apache::loncommon::start_page("Student's Version",$js,{'only_body' => '1'}));
+        $args{'only_body'} = 1;
+        $r->print(&Apache::loncommon::start_page("Student's Version",$head_extra,\%args));
     } else {
-        $r->print(&Apache::loncommon::start_page('Grading',$js,
-                                                 {'bread_crumbs' => $crumbs}));
+        if ($env{'request.course.id'}) {
+            unshift(@$crumbs,{href=>&href_symb_cmd($symb,'gradingmenu'),text=>"Grading"});
+        }
+        $args{'bread_crumbs'} = $crumbs;
+        $r->print(&Apache::loncommon::start_page('Grading',$head_extra,\%args));
     }
     unless ($nodisplayflag) {
-       $r->print(&Apache::lonhtmlcommon::resource_info_box($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp));
+       $r->print(&Apache::lonhtmlcommon::resource_info_box($symb,$onlyfolderflag,$stuvcurrent,$stuvdisp,$divforres));
     }
 }
 
+sub select_problem {
+    my ($r)=@_;
+    $r->print('<h3>'.&mt('Select the problem or one of the problems you want to grade').'</h3><form action="/adm/grades">');
+    $r->print(&Apache::lonstathelpers::problem_selector('.',undef,1,undef,undef,1));
+    $r->print('<input type="hidden" name="command" value="gradingmenu" />');
+    $r->print('<input type="submit" value="'.&mt('Next').' &rarr;" /></form>');
+}
+
+#----- display problem, answer, and submissions for a single student (no grading)
+
+sub view_as_user {
+    my ($symb,$vuname,$vudom,$hasperm) = @_;
+    my $plainname = &Apache::loncommon::plainname($vuname,$vudom,'lastname');
+    my $displayname = &nameUserString('',$plainname,$vuname,$vudom);
+    my $output = &Apache::loncommon::get_student_view($symb,$vuname,$vudom,
+                                                      $env{'request.course.id'},
+                                                      undef,{'disable_submit' => 1}).
+                 "\n\n".
+                 '<div class="LC_grade_show_user">'.
+                 '<h2>'.$displayname.'</h2>'.
+                 "\n".
+                 &Apache::loncommon::track_student_link('View recent activity',
+                                                        $vuname,$vudom,'check').' '.
+                 "\n";
+    if (&Apache::lonnet::allowed('opa',$env{'request.course.id'}) ||
+        (($env{'request.course.sec'} ne '') &&
+         &Apache::lonnet::allowed('opa',$env{'request.course.id'}.'/'.$env{'request.course.sec'}))) {
+        $output .= &Apache::loncommon::pprmlink(&mt('Set/Change parameters'),
+                                               $vuname,$vudom,$symb,'check');
+    }
+    $output .= "\n";
+    my $companswer = &Apache::loncommon::get_student_answers($symb,$vuname,$vudom,
+                                                             $env{'request.course.id'});
+    $companswer=~s|<form(.*?)>||g;
+    $companswer=~s|</form>||g;
+    $companswer=~s|name="submit"|name="would_have_been_submit"|g;
+    $output .= '<div class="LC_Box">'.
+               '<h3 class="LC_hcell">'.&mt('Correct answer for[_1]',$displayname).'</h3>'.
+               $companswer.
+               '</div>'."\n";
+    my $is_tool = ($symb =~ /ext\.tool$/);
+    my ($essayurl,%coursedesc_by_cid);
+    (undef,undef,$essayurl) = &Apache::lonnet::decode_symb($symb);
+    my %record = &Apache::lonnet::restore($symb,$env{'request.course.id'},$vudom,$vuname);
+    my $res_error;
+    my ($partlist,$handgrade,$responseType,$numresp,$numessay) =
+        &response_type($symb,\$res_error);
+    my $fullname;
+    my $collabinfo;
+    if ($numessay) {
+        unless ($hasperm) {
+            &init_perm();
+        }
+        ($collabinfo,$fullname)=
+            &check_collaborators($symb,$vuname,$vudom,\%record,$handgrade,0);
+        unless ($hasperm) {
+            &reset_perm();
+        }
+    }
+    my $checkIcon = '<img alt="'.&mt('Check Mark').
+                    '" src="'.$Apache::lonnet::perlvar{'lonIconsURL'}.
+                    '/check.gif" height="16" border="0" />';
+    my ($lastsubonly,$partinfo) =
+        &show_last_submission($vuname,$vudom,$symb,$essayurl,$responseType,'datesub',
+                              '',$fullname,\%record,\%coursedesc_by_cid);
+    $output .= '<div class="LC_Box">'.
+               '<h3 class="LC_hcell">'.&mt('Submissions').'</h3>'."\n".$collabinfo."\n";
+    if (($numresp > $numessay) & !$is_tool) {
+        $output .='<p class="LC_info">'.
+                  &mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon).
+                  "</p>\n";
+    }
+    $output .= $partinfo;
+    $output .= $lastsubonly;
+    $output .= &displaySubByDates($symb,\%record,$partlist,$responseType,$checkIcon,$vuname,$vudom);
+    $output .= '</div></div>'."\n";
+    return $output;
+}
+
 sub handler {
     my $request=$_[0];
     &reset_caches();
@@ -10776,167 +12449,289 @@ sub handler {
     }
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'});
 
-    my $symb=&get_symb($request,1);
+# see what command we need to execute
+ 
     my @commands=&Apache::loncommon::get_env_multiple('form.command');
     my $command=$commands[0];
 
+    &init_perm();
+    if (!$env{'request.course.id'}) {
+        unless ((&Apache::lonnet::allowed('usc',$env{'request.role.domain'})) &&
+                ($command =~ /^scantronupload/)) {
+            # Not in a course.
+            $env{'user.error.msg'}="/adm/grades::vgr:0:0:Cannot display grades page outside course context";
+            return HTTP_NOT_ACCEPTABLE;
+        }
+    } elsif (!%perm) {
+        $request->internal_redirect('/adm/quickgrades');
+        return OK;
+    }
+    &Apache::loncommon::content_type($request,'text/html');
+    $request->send_http_header;
+
     if ($#commands > 0) {
 	&Apache::lonnet::logthis("grades got multiple commands ".join(':',@commands));
     }
 
+# -------------------------------------- Flag and buffer for registered cleanup
+    $registered_cleanup=0;
+    undef(@Apache::grades::ltipassback);
+
+# see what the symb is
+
+    my $symb=$env{'form.symb'};
+    unless ($symb) {
+       (my $url=$env{'form.url'}) =~ s-^https*://($ENV{'SERVER_NAME'}|$ENV{'HTTP_HOST'})--;
+       $symb=&Apache::lonnet::symbread($url);
+    }
+    &Apache::lonenc::check_decrypt(\$symb);
+
     $ssi_error = 0;
-    my $brcrum = [{href=>"/adm/grades",text=>"Grading"}];
-    my $start_page = &Apache::loncommon::start_page('Grading',undef,
-                                                    {'bread_crumbs' => $brcrum});
-    if ($symb eq '' && $command eq '') {
-	if ($env{'user.adv'}) {
-            &Apache::loncommon::content_type($request,'text/html');
-            $request->send_http_header;
-            $request->print($start_page);
-	    if (($env{'form.codeone'}) && ($env{'form.codetwo'}) &&
-		($env{'form.codethree'})) {
-		my $token=$env{'form.codeone'}.'*'.$env{'form.codetwo'}.'*'.
-		    $env{'form.codethree'};
-		my ($tsymb,$tuname,$tudom,$tcrsid)=
-		    &Apache::lonnet::checkin($token);
-		if ($tsymb) {
-		    my ($map,$id,$url)=&Apache::lonnet::decode_symb($tsymb);
-		    if (&Apache::lonnet::allowed('mgr',$tcrsid)) {
-			$request->print(&ssi_with_retries('/res/'.$url, $ssi_retries,
-					  ('grade_username' => $tuname,
-					   'grade_domain' => $tudom,
-					   'grade_courseid' => $tcrsid,
-					   'grade_symb' => $tsymb)));
-		    } else {
-			$request->print('<h3>Not authorized: '.$token.'</h3>');
-		    }
-		} else {
-		    $request->print('<h3>Not a valid DocID: '.$token.'</h3>');
-		}
-	    } else {
-		$request->print(&Apache::lonxml::tokeninputfield());
-	    }
-        } elsif ($env{'request.course.id'}) {
-            &init_perm(); 
-            if (!%perm) {
-                $request->internal_redirect('/adm/quickgrades');
-                return OK;
-            } else {
-                &Apache::loncommon::content_type($request,'text/html');
-                $request->send_http_header;
-                $request->print($start_page);
-            }
-        }
+    if (($symb eq '' || $command eq '') && ($env{'request.course.id'})) {
+#
+# Not called from a resource, but inside a course
+#
+        &startpage($request,undef,[],1,1);
+        &select_problem($request);
     } else {
-        &init_perm();
-        if (!$env{'request.course.id'}) {
-            unless ((&Apache::lonnet::allowed('usc',$env{'request.role.domain'})) &&
-                    ($command =~ /^scantronupload/)) {
-                # Not in a course.
-                $env{'user.error.msg'}="/adm/grades::vgr:0:0:Cannot display grades page outside course context";
-                return HTTP_NOT_ACCEPTABLE;
-            }
-        } elsif (!%perm) {
-            $request->internal_redirect('/adm/quickgrades');
-        }
-        &Apache::loncommon::content_type($request,'text/html');
-        $request->send_http_header;
-        unless ((($command eq 'submission' || $command eq 'versionsub')) && ($perm{'vgr'})) {
-            $request->print($start_page); 
-        }
-	if ($command eq 'submission' && $perm{'vgr'}) {
-            my ($stuvcurrent,$stuvdisp,$versionform,$js);
+        if ($command eq 'submission' && $perm{'vgr'}) {
+            my ($stuvcurrent,$stuvdisp,$versionform,$js,$onload);
             if (($env{'form.student'} ne '') && ($env{'form.userdom'} ne '')) {
                 ($stuvcurrent,$stuvdisp,$versionform,$js) =
                     &choose_task_version_form($symb,$env{'form.student'},
                                               $env{'form.userdom'});
             }
-            &startpage($request,$symb,[{href=>"", text=>"Student Submissions"}],undef,undef,$stuvcurrent,$stuvdisp,undef,$js);
+            my $divforres;
+            if ($env{'form.student'} eq '') {
+                $js .= &part_selector_js();
+                $onload = "toggleParts('gradesub');";
+            } else {
+                $divforres = 1;
+            }
+            my $head_extra = $js;
+            unless ($env{'form.vProb'} eq 'no') {
+                my $csslinks = &Apache::loncommon::css_links($symb);
+                if ($csslinks) {
+                    $head_extra .= "\n$csslinks";
+                }
+            }
+            &startpage($request,$symb,[{href=>"", text=>"Student Submissions"}],undef,undef,
+                       $stuvcurrent,$stuvdisp,undef,$head_extra,$onload,$divforres);
             if ($versionform) {
+                if ($divforres) {
+                    $request->print('<div style="padding:0;clear:both;margin:0;border:0"></div>');
+                }
                 $request->print($versionform);
             }
-            $request->print('<br clear="all" />');
-	    ($env{'form.student'} eq '' ? &listStudents($request) : &submission($request,0,0));
+            ($env{'form.student'} eq '' ? &listStudents($request,$symb,'',$divforres) : &submission($request,0,0,$symb,$divforres,$command));
         } elsif ($command eq 'versionsub' && $perm{'vgr'}) {
             my ($stuvcurrent,$stuvdisp,$versionform,$js) =
                 &choose_task_version_form($symb,$env{'form.student'},
                                           $env{'form.userdom'},
                                           $env{'form.inhibitmenu'});
-            &startpage($request,$symb,[{href=>"", text=>"Previous Student Version"}],undef,undef,$stuvcurrent,$stuvdisp,$env{'form.inhibitmenu'},$js);
+            my $head_extra = $js;
+            unless ($env{'form.vProb'} eq 'no') {
+                my $csslinks = &Apache::loncommon::css_links($symb);
+                if ($csslinks) {
+                    $head_extra .= "\n$csslinks";
+                }
+            }
+            &startpage($request,$symb,[{href=>"", text=>"Previous Student Version"}],undef,undef,
+                       $stuvcurrent,$stuvdisp,$env{'form.inhibitmenu'},$head_extra);
             if ($versionform) {
                 $request->print($versionform);
             }
             $request->print('<br clear="all" />');
             $request->print(&show_previous_task_version($request,$symb));
-	} elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
-	    &pickStudentPage($request);
-	} elsif ($command eq 'displayPage' && $perm{'vgr'}) {
-	    &displayPage($request);
-	} elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
-	    &updateGradeByPage($request);
-	} elsif ($command eq 'processGroup' && $perm{'vgr'}) {
-	    &processGroup($request);
-	} elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
-	    $request->print(&grading_menu($request));
-	} elsif ($command eq 'submit_options' && $perm{'vgr'}) {
-	    $request->print(&submit_options($request));
-	} elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
-	    $request->print(&viewgrades($request));
-	} elsif ($command eq 'handgrade' && $perm{'mgr'}) {
-	    $request->print(&processHandGrade($request));
-	} elsif ($command eq 'editgrades' && $perm{'mgr'}) {
-	    $request->print(&editgrades($request));
-	} elsif ($command eq 'verify' && $perm{'vgr'}) {
-	    $request->print(&verifyreceipt($request));
+        } elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'},
+                                       {href=>'',text=>'Select student'}],1,1);
+            &pickStudentPage($request,$symb);
+        } elsif ($command eq 'displayPage' && $perm{'vgr'}) {
+            my $csslinks;
+            unless ($env{'form.vProb'} eq 'no') {
+                $csslinks = &Apache::loncommon::css_links($symb,'map');
+            }
+            &startpage($request,$symb,
+                                      [{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'},
+                                       {href=>'',text=>'Select student'},
+                                       {href=>'',text=>'Grade student'}],1,1,undef,undef,undef,$csslinks);
+            &displayPage($request,$symb);
+        } elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'all_for_one'),text=>'Grade page/folder for one student'},
+                                       {href=>'',text=>'Select student'},
+                                       {href=>'',text=>'Grade student'},
+                                       {href=>'',text=>'Store grades'}],1,1);
+            &updateGradeByPage($request,$symb);
+        } elsif ($command eq 'processGroup' && $perm{'vgr'}) {
+            my $csslinks;
+            unless ($env{'form.vProb'} eq 'no') {
+                $csslinks = &Apache::loncommon::css_links($symb);
+            }
+            &startpage($request,$symb,[{href=>'',text=>'...'},
+                                       {href=>'',text=>'Modify grades'}],undef,undef,undef,undef,undef,$csslinks,undef,1);
+            &processGroup($request,$symb);
+        } elsif ($command eq 'gradingmenu' && $perm{'vgr'}) {
+            &startpage($request,$symb);
+            $request->print(&grading_menu($request,$symb));
+        } elsif ($command eq 'individual' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>'',text=>'Select individual students to grade'}]);
+            $request->print(&submit_options($request,$symb));
+        } elsif ($command eq 'ungraded' && $perm{'vgr'}) {
+            my $js = &part_selector_js();
+            my $onload = "toggleParts('gradesub');";
+            &startpage($request,$symb,[{href=>'',text=>'Grade ungraded submissions'}],
+                       undef,undef,undef,undef,undef,$js,$onload);
+            $request->print(&listStudents($request,$symb,'graded'));
+        } elsif ($command eq 'table' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>"", text=>"Grading table"}]);
+            $request->print(&submit_options_table($request,$symb));
+        } elsif ($command eq 'all_for_one' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>'',text=>'Grade page/folder for one student'}],1,1);
+            $request->print(&submit_options_sequence($request,$symb));
+        } elsif ($command eq 'viewgrades' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"table"), text=>"Grading table"},{href=>'', text=>"Modify grades"}]);
+            $request->print(&viewgrades($request,$symb));
+        } elsif ($command eq 'handgrade' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'',text=>'...'},
+                                       {href=>'',text=>'Store grades'}]);
+            $request->print(&processHandGrade($request,$symb));
+        } elsif ($command eq 'editgrades' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"table"), text=>"Grading table"},
+                                       {href=>&href_symb_cmd($symb,'viewgrades').'&group=all&section=all&Status=Active',
+                                                                             text=>"Modify grades"},
+                                       {href=>'', text=>"Store grades"}]);
+            $request->print(&editgrades($request,$symb));
+        } elsif ($command eq 'initialverifyreceipt' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>'',text=>'Verify Receipt Number'}]);
+            $request->print(&initialverifyreceipt($request,$symb));
+        } elsif ($command eq 'verify' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,"initialverifyreceipt"),text=>'Verify Receipt Number'},
+                                       {href=>'',text=>'Verification Result'}]);
+            $request->print(&verifyreceipt($request,$symb));
         } elsif ($command eq 'processclicker' && $perm{'mgr'}) {
-            $request->print(&process_clicker($request));
+            &startpage($request,$symb,[{href=>'', text=>'Process clicker'}]);
+            $request->print(&process_clicker($request,$symb));
         } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
-            $request->print(&process_clicker_file($request));
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'processclicker'), text=>'Process clicker'},
+                                       {href=>'', text=>'Process clicker file'}]);
+            $request->print(&process_clicker_file($request,$symb));
         } elsif ($command eq 'assignclickergrades' && $perm{'mgr'}) {
-            $request->print(&assign_clicker_grades($request));
-	} elsif ($command eq 'csvform' && $perm{'mgr'}) {
-	    $request->print(&upcsvScores_form($request));
-	} elsif ($command eq 'csvupload' && $perm{'mgr'}) {
-	    $request->print(&csvupload($request));
-	} elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
-	    $request->print(&csvuploadmap($request));
-	} elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
-	    if ($env{'form.associate'} ne 'Reverse Association') {
-		$request->print(&csvuploadoptions($request));
-	    } else {
-		if ( $env{'form.upfile_associate'} ne 'reverse' ) {
-		    $env{'form.upfile_associate'} = 'reverse';
-		} else {
-		    $env{'form.upfile_associate'} = 'forward';
-		}
-		$request->print(&csvuploadmap($request));
-	    }
-	} elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
-	    $request->print(&csvuploadassign($request));
-	} elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
-	    $request->print(&scantron_selectphase($request));
- 	} elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
- 	    $request->print(&scantron_do_warning($request));
-	} elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
-	    $request->print(&scantron_validate_file($request));
-	} elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
-	    $request->print(&scantron_process_students($request));
- 	} elsif ($command eq 'scantronupload' && 
- 		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
-		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
- 	    $request->print(&scantron_upload_scantron_data($request)); 
- 	} elsif ($command eq 'scantronupload_save' &&
- 		 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
-		  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
- 	    $request->print(&scantron_upload_scantron_data_save($request));
- 	} elsif ($command eq 'scantron_download' &&
-		 &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
- 	    $request->print(&scantron_download_scantron_data($request));
+            &startpage($request,$symb,[{href=>&href_symb_cmd($symb,'processclicker'), text=>'Process clicker'},
+                                       {href=>'', text=>'Process clicker file'},
+                                       {href=>'', text=>'Store grades'}]);
+            $request->print(&assign_clicker_grades($request,$symb));
+        } elsif ($command eq 'csvform' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+            $request->print(&upcsvScores_form($request,$symb));
+        } elsif ($command eq 'csvupload' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+            $request->print(&csvupload($request,$symb));
+        } elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+            $request->print(&csvuploadmap($request,$symb));
+        } elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
+            if ($env{'form.associate'} ne 'Reverse Association') {
+                &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+                $request->print(&csvuploadoptions($request,$symb));
+            } else {
+                if ( $env{'form.upfile_associate'} ne 'reverse' ) {
+                    $env{'form.upfile_associate'} = 'reverse';
+                } else {
+                    $env{'form.upfile_associate'} = 'forward';
+                }
+                &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+                $request->print(&csvuploadmap($request,$symb));
+            }
+        } elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
+            $request->print(&csvuploadassign($request,$symb));
+        } elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1,
+                       undef,undef,undef,undef,'toggleScantab(document.rules);');
+            $request->print(&scantron_selectphase($request,undef,$symb));
+        } elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&scantron_do_warning($request,$symb));
+        } elsif ($command eq 'scantron_validate' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&scantron_validate_file($request,$symb));
+        } elsif ($command eq 'scantron_process' && $perm{'mgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&scantron_process_students($request,$symb));
+        } elsif ($command eq 'scantronupload' &&
+                 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
+                  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1,
+                       undef,undef,undef,undef,'toggleScantab(document.rules);');
+            $request->print(&scantron_upload_scantron_data($request,$symb));
+        } elsif ($command eq 'scantronupload_save' &&
+                 (&Apache::lonnet::allowed('usc',$env{'request.role.domain'})||
+                  &Apache::lonnet::allowed('usc',$env{'request.course.id'}))) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&scantron_upload_scantron_data_save($request,$symb));
+        } elsif ($command eq 'scantron_download' &&
+                 &Apache::lonnet::allowed('usc',$env{'request.course.id'})) {
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&scantron_download_scantron_data($request,$symb));
         } elsif ($command eq 'checksubmissions' && $perm{'vgr'}) {
-            $request->print(&checkscantron_results($request));     
-	} elsif ($command) {
-	    $request->print('<p class="LC_error">'.&mt('Access Denied ([_1])',$command).'</p>');
-	}
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&checkscantron_results($request,$symb));
+        } elsif ($command eq 'downloadfilesselect' && $perm{'vgr'}) {
+            my $js = &part_selector_js();
+            my $onload = "toggleParts('gradingMenu');";
+            &startpage($request,$symb,[{href=>'', text=>'Select which submissions to download'}],
+                       undef,undef,undef,undef,undef,$js,$onload);
+            $request->print(&submit_options_download($request,$symb));
+         } elsif ($command eq 'downloadfileslink' && $perm{'vgr'}) {
+            &startpage($request,$symb,
+   [{href=>&href_symb_cmd($symb,'downloadfilesselect'), text=>'Select which submissions to download'},
+    {href=>'', text=>'Download submitted files'}],
+               undef,undef,undef,undef,undef,undef,undef,1);
+            $request->print('<div style="padding:0;clear:both;margin:0;border:0"></div>');
+            &submit_download_link($request,$symb);
+        } elsif ($command eq 'initialpassback') {
+            &startpage($request,$symb,[{href=>'', text=>'Choose Launcher'}],undef,1);
+            $request->print(&initialpassback($request,$symb));
+        } elsif ($command eq 'passback') {
+            &startpage($request,$symb,
+                       [{href=>&href_symb_cmd($symb,'initialpassback'), text=>'Choose Launcher'},
+                        {href=>'', text=>'Types of User'}],undef,1);
+            $request->print(&passback_filters($request,$symb));
+        } elsif ($command eq 'passbacknames') {
+            my $chosen;
+            if ($env{'form.passback'} ne '') {
+                if ($env{'form.passback'} eq &unescape($env{'form.passback'})) {
+                    $env{'form.passback'} = &escape($env{'form.passback'} );
+                }
+                $chosen = &HTML::Entities::encode($env{'form.passback'},'<>"&');
+            }
+            &startpage($request,$symb,
+                       [{href=>&href_symb_cmd($symb,'initialpassback'), text=>'Choose Launcher'},
+                        {href=>&href_symb_cmd($symb,'passback').'&amp;passback='.$chosen, text=>'Types of User'},
+                        {href=>'', text=>'Select Users'}],undef,1);
+            $request->print(&names_for_passback($request,$symb));
+        } elsif ($command eq 'passbackscores') {
+            my ($chosen,$stu_status);
+            if ($env{'form.passback'} ne '') {
+                if ($env{'form.passback'} eq &unescape($env{'form.passback'})) {
+                    $env{'form.passback'} = &escape($env{'form.passback'} );
+                }
+                $chosen = &HTML::Entities::encode($env{'form.passback'},'<>"&');
+            }
+            if ($env{'form.Status'}) {
+                $stu_status = &HTML::Entities::encode($env{'form.Status'});
+            }
+            &startpage($request,$symb,
+                       [{href=>&href_symb_cmd($symb,'initialpassback'), text=>'Choose Launcher'},
+                        {href=>&href_symb_cmd($symb,'passback').'&amp;passback='.$chosen, text=>'Types of User'},
+                        {href=>&href_symb_cmd($symb,'passbacknames').'&amp;Status='.$stu_status.'&amp;passback='.$chosen, text=>'Select Users'},
+                        {href=>'', text=>'Execute Passback'}],undef,1);
+            $request->print(&do_passback($request,$symb));
+        } elsif ($command) {
+            &startpage($request,$symb,[{href=>'', text=>'Access denied'}]);
+            $request->print('<p class="LC_error">'.&mt('Access Denied ([_1])',$command).'</p>');
+        }
     }
     if ($ssi_error) {
 	&ssi_print_error($request);
@@ -11021,7 +12816,7 @@ ssi_with_retries()
     $r           - Apache request object
     $i           - number of the current scanline
     $scan_record - hash ref as returned from &scantron_parse_scanline()
-    $scan_config - hash ref as returned from &get_scantron_config()
+    $scan_config - hash ref as returned from &Apache::lonnet::get_scantron_config()
     $line        - full contents of the current scanline
     $error       - error condition, valid values are
                    'incorrectCODE', 'duplicateCODE',
@@ -11038,8 +12833,8 @@ ssi_with_retries()
          - missingbubble - array ref of the bubble lines that have missing
                            bubble errors
 
-   $randomorder - True if exam folder has randomorder set
-   $randompick  - True if exam folder has randompick set
+   $randomorder - True if exam folder (or a sub-folder) has randomorder set
+   $randompick  - True if exam folder (or a sub-folder) has randompick set
    $respnumlookup - Reference to HASH mapping question numbers in bubble lines
                      for current line to question number used for same question
                      in "Master Seqence" (as seen by Course Coordinator).