--- loncom/homework/grades.pm	2010/04/17 22:48:52	1.622
+++ loncom/homework/grades.pm	2010/08/30 09:47:32	1.636
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.622 2010/04/17 22:48:52 www Exp $
+# $Id: grades.pm,v 1.636 2010/08/30 09:47:32 wenzelju Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -138,6 +138,7 @@ sub nameUserString {
 
 #--- Get the partlist and the response type for a given problem. ---
 #--- Indicate if a response type is coded handgraded or not. ---
+#--- Sets response_error pointer to "1" if navmaps object broken ---
 sub response_type {
     my ($symb,$response_error) = @_;
 
@@ -819,13 +820,9 @@ sub listStudents {
        $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
     }
 
-    my $result='<h3><span class="LC_info">&nbsp;'
-	.&mt("View/Grade/Regrade Submissions for a Student or a Group of Students")
-	.'</span></h3>';
-
-    my ($partlist,$handgrade,$responseType) = &response_type($symb
-#,$res_error
-    );
+    my $result='';
+    my $res_error;
+    my ($partlist,$handgrade,$responseType) = &response_type($symb,\$res_error);
 
     my %lt = &Apache::lonlocal::texthash (
 		'multiple' => 'Please select a student or group of students before clicking on the Next button.',
@@ -865,8 +862,6 @@ 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";
 	
@@ -883,22 +878,18 @@ LISTJAVASCRIPT
                   .&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";
-    }
     my $stu_status = join(':',&Apache::loncommon::get_env_multiple('form.Status'));
     my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status;
     $env{'form.Status'} = $saveStatus;
     $submission_options.=
         '<span class="LC_nobreak">'.
-        '<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> '.
+        '<label><input type="radio" name="lastSub" value="lastonly" /> '.
         &mt('last submission only').' </label></span>'."\n".
         '<span class="LC_nobreak">'.
         '<label><input type="radio" name="lastSub" value="last" /> '.
         &mt('last submission &amp; parts info').' </label></span>'."\n".
         '<span class="LC_nobreak">'.
-        '<label><input type="radio" name="lastSub" value="datesub" /> '.
+        '<label><input type="radio" name="lastSub" value="datesub" checked="checked" /> '.
         &mt('by dates and submissions').'</label></span>'."\n".
         '<span class="LC_nobreak">'.
         '<label><input type="radio" name="lastSub" value="all" /> '.
@@ -919,7 +910,6 @@ LISTJAVASCRIPT
     $gradeTable .= 
         &build_section_inputs().
 	'<input type="hidden" name="submitonly"  value="'.$submitonly.'" />'."\n".
-	'<input type="hidden" name="handgrade"   value="'.$env{'form.handgrade'}.'" /><br />'."\n".
 	'<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
 	'<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
 
@@ -1277,12 +1267,6 @@ sub sub_page_js {
 	    }
 	    
 	}
-	if (val == "Grade Student") {
-	    if (formname.Status.value == "") {
-		formname.Status.value = "Active";
-	    }
-	    formname.studentNo.value = total;
-	}
 	formname.submit();
     }
 
@@ -1331,7 +1315,8 @@ sub sub_page_kw_js {
     my $iconpath = $request->dir_config('lonIconsURL');
     &commonJSfunctions($request);
 
-    my $inner_js_msg_central= &Apache::lonhtmlcommon::scripttag(<<INNERJS);
+    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;
@@ -1368,9 +1353,11 @@ sub sub_page_kw_js {
       self.close()
 
     }
+</script>
 INNERJS
 
-    my $inner_js_highlight_central= &Apache::lonhtmlcommon::scripttag(<<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);
@@ -1381,6 +1368,7 @@ INNERJS
       }
       self.close()
     }
+</script>
 INNERJS
 
     my $start_page_msg_central = 
@@ -1741,8 +1729,8 @@ 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) = &response_type($symb,$res_error_pointer);
     my (@respids);
      my @part_response_id = &flatten_responseType($responseType);
     foreach my $part_response_id (@part_response_id) {
@@ -1917,7 +1905,6 @@ sub submission {
     if ($counter == 0) {
 	&sub_page_js($request);
 	&sub_page_kw_js($request);
-	$request->print('<h3>&nbsp;<span class="LC_info">'.&mt('Submission Record').'</span></h3>');
 
 	# option to display problem, only once else it cause problems 
         # with the form later since the problem has a form.
@@ -1937,7 +1924,8 @@ sub submission {
 	# kwclr is the only variable that is guaranteed to be non 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 '' && $env{'form.handgrade'} eq 'yes') {
+        if (1) {
 	    %keyhash = &Apache::lonnet::dump('nohist_handgrade',
 					     $env{'course.'.$env{'request.course.id'}.'.domain'},
 					     $env{'course.'.$env{'request.course.id'}.'.num'});
@@ -1966,10 +1954,10 @@ sub submission {
 			'<input type="hidden" name="lastSub"    value="'.$env{'form.lastSub'}.'" />'."\n".
 			&build_section_inputs().
 			'<input type="hidden" name="submitonly" value="'.$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.handgrade'} eq 'yes') {
+        if (1) {
 	    $request->print('<input type="hidden" name="keywords" value="'.$env{'form.keywords'}.'" />'."\n".
 			    '<input type="hidden" name="kwclr"    value="'.$env{'form.kwclr'}.'" />'."\n".
 			    '<input type="hidden" name="kwsize"   value="'.$env{'form.kwsize'}.'" />'."\n".
@@ -1994,7 +1982,8 @@ sub submission {
 	}
 	$request->print($prnmsg);
 
-	if ($env{'form.handgrade'} eq 'yes') {
+#	if ($env{'form.handgrade'} eq 'yes') {
+        if (1) {
 #
 # Print out the keyword options line
 #
@@ -2070,7 +2059,8 @@ KEYWORDS
               .'<h3 class="LC_hcell">'.&mt('Submissions').'</h3>';
     $result.='<input type="hidden" name="name'.$counter.
              '" value="'.$env{'form.fullname'}.'" />'."\n";
-    if ($env{'form.handgrade'} eq 'no') {
+#    if ($env{'form.handgrade'} eq 'no') {
+    if (1) {
         $result.='<p class="LC_info">'
                 .&mt('Part(s) graded correct by the computer is marked with a [_1] symbol.',$checkIcon)
                 ."</p>\n";
@@ -2079,7 +2069,8 @@ KEYWORDS
     # If any part of the problem is an essay-response (handgraded), then check for collaborators
     my $fullname;
     my $col_fullnames = [];
-    if ($env{'form.handgrade'} eq 'yes') {
+#    if ($env{'form.handgrade'} eq 'yes') {
+    if (1) {
 	(my $sub_result,$fullname,$col_fullnames)=
 	    &check_collaborators($symb,$uname,$udom,\%record,$handgrade,
 				 $counter);
@@ -2130,7 +2121,7 @@ KEYWORDS
                     $lastsubonly.="\n".'<div class="LC_grade_submission_part">'.
                         '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
                         ' <span class="LC_internal_info">'.
-                        '('.&mt('Part ID: [_1]',$respid).')'.
+                        '('.&mt('Response ID: [_1]',$respid).')'.
                         '</span>&nbsp; &nbsp;'.
 			'<span class="LC_warning">'.&mt('Nothing submitted - no attempts.').'</span><br /><br /></div>';
 		    next;
@@ -2175,7 +2166,7 @@ KEYWORDS
                         $lastsubonly.='<div class="LC_grade_submission_part">'.
                             '<b>'.&mt('Part: [_1]',$display_part).'</b>'.
                             ' <span class="LC_internal_info">'.
-                            '('.&mt('Part ID: [_1]',$respid).')'.
+                            '('.&mt('Response ID: [_1]',$respid).')'.
                             '</span>&nbsp; &nbsp;';
 			my $files=&get_submitted_files($udom,$uname,$partid,$respid,\%record);
 			if (@$files) {
@@ -2206,7 +2197,7 @@ KEYWORDS
 	}
 	$request->print($lastsubonly);
    } elsif ($env{'form.lastSub'} eq 'datesub') {
-        my ($parts,$handgrade,$responseType) = &response_type($symb);
+        my ($parts,$handgrade,$responseType) = &response_type($symb,\$res_error);
 	$request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
     } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
 	$request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
@@ -2214,24 +2205,19 @@ KEYWORDS
 								 $last,'.submission',
 								 'Apache::grades::keywords_highlight'));
     }
-
     $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
 	.$udom.'" />'."\n");
     # return if view submission with no grading option
-# FIXME: the logic seems off here. Why show the grade button if you cannot grade?
     if (!&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";
-	$request->print($toGrade);
+	$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 ($env{'form.handgrade'} eq 'yes') {
+#    if ($env{'form.handgrade'} eq 'yes') {
+    if (1) {
 	my $result='<div class="LC_grade_message_center">';
     
 	$result.='<div class="LC_grade_message_center_header">'.
@@ -2341,10 +2327,10 @@ sub check_collaborators {
 	next if ($record->{'resource.'.$part.'.collaborators'} eq '');
 	my (@good_collaborators, @bad_collaborators);
 	foreach my $possible_collaborator
-	    (split(/,?\s+/,$record->{'resource.'.$part.'.collaborators'})) { 
+	    (split(/[,;\s]+/,$record->{'resource.'.$part.'.collaborators'})) { 
 	    $possible_collaborator =~ s/[\$\^\(\)]//g;
 	    next if ($possible_collaborator eq '');
-	    my ($co_name,$co_dom) = split(/\@|:/,$possible_collaborator);
+	    my ($co_name,$co_dom) = split(/:/,$possible_collaborator);
 	    $co_dom = $udom if (! defined($co_dom) || $co_dom =~ /^domain$/i);
 	    next if ($co_name eq $uname && $co_dom eq $udom);
 	    # Doing this grep allows 'fuzzy' specification
@@ -2357,13 +2343,13 @@ sub check_collaborators {
 	    }
 	}
 	if (scalar(@good_collaborators) != 0) {
-	    $result.='<br />'.&mt('Collaborators: ');
+	    $result.='<br />'.&mt('Collaborators:').'<ol>';
 	    foreach my $name (@good_collaborators) {
 		my ($lastname,$givenn) = split(/,/,$$fullname{$name});
 		push(@col_fullnames, $givenn.' '.$lastname);
-		$result.=$fullname->{$name}.'&nbsp; &nbsp; &nbsp;';
+		$result.='<li>'.$fullname->{$name}.'</li>';
 	    }
-	    $result.='<br />'."\n";
+	    $result.='</ol><br />'."\n";
 	    my ($part)=split(/\./,$part);
 	    $result.='<input type="hidden" name="collaborator'.$counter.
 		'" value="'.$part.':'.(join ':',@good_collaborators).'" />'.
@@ -2536,7 +2522,8 @@ sub processHandGrade {
 	}
     }
 
-    if ($env{'form.handgrade'} eq 'yes') {
+#    if ($env{'form.handgrade'} eq 'yes') {
+    if (1) {
 	# Keywords sorted in alphabatical order
 	my $loginuser = $env{'user.name'}.':'.$env{'user.domain'};
 	my %keyhash = ();
@@ -2589,22 +2576,12 @@ 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'} = $$fullname{$processUser};
-	&submission($request,0,0);
-	return '';
-    }
-
     # Get the next/previous one or group of students
     my $firststu = $env{'form.unamedom0'};
     my $laststu = $env{'form.unamedom'.($ngrade-1)};
@@ -2688,13 +2665,11 @@ sub processHandGrade {
 	$env{'form.student'}  = $uname;
 	$env{'form.userdom'}  = $udom;
 	$env{'form.fullname'} = $$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.=&mt('<b>Message: </b> No more students for this section or class.').'<br /><br />'."\n";
-	$the_end.=&mt('Click on the button below to return to the grading menu.').'<br /><br />'."\n";
+	my $the_end.=&mt('<b>Message: </b> No more students for this section or class.').'<br /><br />'."\n";
 	$request->print($the_end);
     }
     return '';
@@ -3374,6 +3349,9 @@ sub viewgrades {
 	if  (!$display) { $display = &Apache::lonnet::metadata($url,$part.'.name'); }
 	my ($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>'.
@@ -3820,21 +3798,14 @@ sub csvuploadmap_header {
 	$javascript=&csvupload_javascript_forward_associate();
     }
 
-    my $result='';
-    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);" />
-<label><input type="checkbox" name="noFirstLine" $checked />$ignore</label>
+<br />
+<input type="button" value="$reverse" onclick="javascript:this.form.associate.value='Reverse Association';submit(this.form);" />
 <input type="hidden" name="associate"  value="" />
 <input type="hidden" name="phase"      value="three" />
 <input type="hidden" name="datatoken"  value="$datatoken" />
@@ -3890,7 +3861,7 @@ ENDPICK
 }
 
 sub checkforfile_js {
-    my $alertmsg = &mt('Please use the browse button to select a file from your local directory.');
+    my $alertmsg = &mt('Please use the "Choose File" button to select a file from your local directory.');
     my $result = &Apache::lonhtmlcommon::scripttag(<<CSVFORMJS);
     function checkUpload(formname) {
 	if (formname.upfile.value == "") {
@@ -3907,11 +3878,11 @@ sub upcsvScores_form {
     my ($request,$symb) = @_;
     if (!$symb) {return '';}
     my $result=&checkforfile_js();
-    $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');
@@ -3922,13 +3893,13 @@ sub upcsvScores_form {
 <input type="hidden" name="command" value="csvuploadmap" />
 $upfile_select
 <br /><input type="button" onclick="javascript:checkUpload(this.form);" value="$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";
+                           &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;
 }
 
@@ -3945,7 +3916,6 @@ sub csvuploadmap {
 	&Apache::loncommon::load_tmp_file($request);
     }
     my @records=&Apache::loncommon::upfile_record_sep();
-    if ($env{'form.noFirstLine'}) { shift(@records); }
     &csvuploadmap_header($request,$symb,$datatoken,$#records+1);
     my ($i,$keyfields);
     if (@records) {
@@ -3981,31 +3951,21 @@ sub csvuploadmap {
 
 sub csvuploadoptions {
     my ($request,$symb)= @_;
-    my $checked=(($env{'form.noFirstLine'})?'1':'0');
-    my $ignore=&mt('Ignore First Line');
+    my $overwrite=&mt('Overwrite any existing score');
     $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; }
@@ -4044,9 +4004,7 @@ sub csvuploadassign {
     my $error_msg = '';
     &Apache::loncommon::load_tmp_file($request);
     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 ($classlist) = &getclasslist('all',0);
     my @notallowed;
@@ -4126,14 +4084,20 @@ sub csvuploadassign {
 					   $env{'request.course.id'},
 					   $domain,$username);
 	   if ($result eq 'ok') {
+# Successfully stored
 	      $request->print('.');
-	   } else {
+# Remove from grading queue
+              &Apache::bridgetask::remove_from_queue('gradingqueue',$symb,
+                                             $env{'course.'.$env{'request.course.id'}.'.domain'},
+                                             $env{'course.'.$env{'request.course.id'}.'.num'},
+                                             $domain,$username);
+              $countdone++;
+           } 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));
@@ -4529,7 +4493,7 @@ sub displaySubByDates {
                     $displaySub[0].='<span class="LC_nobreak"';
                     $displaySub[0].='<b>'.&mt('Part: [_1]',$display_part).'</b>'
                                    .' <span class="LC_internal_info">'
-                                   .'('.&mt('Part ID: [_1]',$responseId).')'
+                                   .'('.&mt('Response ID: [_1]',$responseId).')'
                                    .'</span>'
                                    .' <b>';
                     if ($hidden) {
@@ -8416,32 +8380,32 @@ sub grading_menu {
                         {	linktext => 'Select individual students to grade',
                     		url => $url1a,
                     		permission => 'F',
-                    		icon => 'edit-find-replace.png',
+                    		icon => 'grade_students.png',
                     		linktitle => 'Grade current resource for a selection of students.'
                         }, 
                         {       linktext => 'Grade ungraded submissions.',
                                 url => $url1b,
                                 permission => 'F',
-                                icon => 'edit-find-replace.png',
+                                icon => 'ungrade_sub.png',
                                 linktitle => 'Grade all submissions that have not been graded yet.'
                         },
 
                         {       linktext => 'Grading table',
                                 url => $url1c,
                                 permission => 'F',
-                                icon => 'edit-find-replace.png',
+                                icon => 'grading_table.png',
                                 linktitle => 'Grade current resource for all students.'
                         },
                         {       linktext => 'Grade page/folder for one student',
                                 url => $url1d,
                                 permission => 'F',
-                                icon => 'edit-find-replace.png',
+                                icon => 'grade_PageFolder.png',
                                 linktitle => 'Grade all resources in current page/sequence/folder for one student.'
                         },
                         {       linktext => 'Download submissions',
                                 url => $url1e,
                                 permission => 'F',
-                                icon => 'edit-find-replace.png',
+                                icon => 'download_sub.png',
                                 linktitle => 'Download all students submissions.'
                         }]},
                          { categorytitle=>'Automated Grading',
@@ -8462,13 +8426,13 @@ sub grading_menu {
                 	    {	linktext => 'Grade/Manage/Review Bubblesheets',
                     		url => $url4,
                     		permission => 'F',
-                    		icon => 'stat.png',
+                    		icon => 'bubblesheet.png',
                     		linktitle => 'Grade scantron exams, upload/download scantron data files, and review previously graded scantron exams.'
                 	    },
                             {   linktext => 'Verify Receipt Number',
                                 url => $url5,
                                 permission => 'F',
-                                icon => 'edit-find-replace.png',
+                                icon => 'receipt_number.png',
                                 linktitle => 'Verify a system-generated receipt number for correct problem solution.'
                             }
 
@@ -8499,11 +8463,7 @@ sub submit_options_sequence {
 
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
         '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
-    $result.='
-<h2>
-  '.&mt('Grade page/folder for one student').'
-</h2>'.
-            &selectfield(0).
+    $result.=&selectfield(0).
             '<input type="hidden" name="command" value="pickStudentPage" />
             <div>
               <input type="submit" value="'.&mt('Next').' &rarr;" />
@@ -8522,11 +8482,7 @@ sub submit_options_table {
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
         '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
 
-    $result.='
-<h2>
-  '.&mt('Grading table').'
-</h2>'.
-            &selectfield(0).
+    $result.=&selectfield(0).
             '<input type="hidden" name="command" value="viewgrades" />
             <div>
               <input type="submit" value="'.&mt('Next').' &rarr;" />
@@ -8568,10 +8524,7 @@ sub submit_options {
 
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
 	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
-    $result.='
-<h2>
-  '.&mt('Select individual students to grade').'
-</h2>'.&selectfield(1).'
+    $result.=&selectfield(1).'
                 <input type="hidden" name="command" value="submission" /> 
 	      <input type="submit" value="'.&mt('Next').' &rarr;" />
             </div>
@@ -8584,6 +8537,14 @@ sub submit_options {
 
 sub selectfield {
    my ($full)=@_;
+   my %options = 
+          (&Apache::lonlocal::texthash(
+             'yes'       => 'with submissions',
+             'queued'    => 'in grading queue',
+             'graded'    => 'with ungraded submissions',
+             'incorrect' => 'with incorrect submissions',
+             'all'       => 'with any status'),
+             'select_form_order' => ['yes','queued','graded','incorrect','all']);
    my $result='<div class="LC_columnSection">
   
     <fieldset>
@@ -8612,14 +8573,7 @@ sub selectfield {
       <legend>
         '.&mt('Submission Status').'
       </legend>'.
-       &Apache::loncommon::select_form('all','submitonly',
-          (&Apache::lonlocal::texthash(
-             'yes'       => 'with submissions',
-             'queued'    => 'in grading queue',
-             'graded'    => 'with ungraded submissions',
-             'incorrect' => 'with incorrect submissions',
-             'all'       => 'with any status'),
-             'select_form_order' => ['yes','queued','graded','incorrect','all'])).
+       &Apache::loncommon::select_form('all','submitonly',\%options).
    '</fieldset>';
     }
     $result.='</div><br />';
@@ -8713,11 +8667,11 @@ sub process_clicker {
     my ($r,$symb)=@_;
     if (!$symb) {return '';}
     my $result=&checkforfile_js();
-    $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',
@@ -8734,7 +8688,7 @@ 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");
@@ -8744,8 +8698,8 @@ sub process_clicker {
     my $pcorrect=&mt("Percentage points for correct solution");
     my $pincorrect=&mt("Percentage points for incorrect solution");
     my $selectform=&Apache::loncommon::select_form($env{'form.upfiletype'},'upfiletype',
-						   ('iclicker' => 'i>clicker',
-                                                    'interwrite' => 'interwrite PRS'));
+						   {'iclicker' => 'i>clicker',
+                                                    'interwrite' => 'interwrite PRS'});
     $symb = &Apache::lonenc::check_encrypt($symb);
     $result.= &Apache::lonhtmlcommon::scripttag(<<ENDUPFORM);
 function sanitycheck() {
@@ -8792,7 +8746,10 @@ ENDUPFORM
 <input type="hidden" name="command" value="processclickerfile" />
 <input type="file" name="upfile" size="50" />
 <br /><label>$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" />
@@ -8800,13 +8757,17 @@ ENDUPFORM
 <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";
+ENDPERCFORM
+    $result.='</td>'.
+             &Apache::loncommon::end_data_table_row().
+             &Apache::loncommon::end_data_table();
     return $result;
 }
 
@@ -8886,11 +8847,12 @@ sub process_clicker_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" />
@@ -8938,7 +8900,9 @@ 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}))) {
@@ -8952,7 +8916,9 @@ 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").": ".
@@ -8978,8 +8944,9 @@ 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";
+    $result.='</form></td>'.
+             &Apache::loncommon::end_data_table_row().
+             &Apache::loncommon::end_data_table();
     return $result;
 }
 
@@ -9053,14 +9020,11 @@ sub assign_clicker_grades {
 # FIXME: This should probably look for the first handgradeable part
     my $part=$$partlist[0];
 # Start screen output
-    my $result='';
-
-    my $heading=&mt('Assigning grades based on 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>
-ENDHEADER
+    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=();
@@ -9095,6 +9059,7 @@ ENDHEADER
     my $pcorrect=$env{'form.pcorrect'};
     my $pincorrect=$env{'form.pincorrect'};
     my $storecount=0;
+    my %users=();
     foreach my $key (keys(%env)) {
        my $user='';
        if ($key=~/^form\.student\:(.*)$/) {
@@ -9108,7 +9073,13 @@ ENDHEADER
              $user=$env{'form.multi'.$id};
           }
        }
-       if ($user) { 
+       if ($user) {
+          if ($users{$user}) {
+             $result.='<br /><span class="LC_warning">'.
+                      &mt("More than one entry found for <tt>[_1]</tt>!",$user).
+                      '</span><br />';
+          }
+          $users{$user}=1; 
           my @answer=split(/\,/,$env{$key});
           my $sum=0;
           my $realnumber=$number;
@@ -9148,8 +9119,9 @@ ENDHEADER
     }
 # We are done
     $result.='<br />'.&mt('Successfully stored grades for [quant,_1,student].',$storecount).
-             '</td></tr></table>'."\n".
-             '</td></tr></table><br /><br />'."\n";
+             '</td>'.
+             &Apache::loncommon::end_data_table_row().
+             &Apache::loncommon::end_data_table();
     return $result;
 }
 
@@ -9165,6 +9137,7 @@ sub startpage {
     unshift(@$crumbs,{href=>&href_symb_cmd($symb,'gradingmenu'),text=>"Grading"});
     $r->print(&Apache::loncommon::start_page('Grading',undef,
                                           {'bread_crumbs' => $crumbs}));
+    $r->print('<h3>'.$$crumbs[-1]{'text'}.'</h3>');
     unless ($nodisplayflag) {
        $r->print(&Apache::lonhtmlcommon::resource_info_box($symb,$onlyfolderflag));
     }
@@ -9172,7 +9145,7 @@ sub startpage {
 
 sub select_problem {
     my ($r)=@_;
-    $r->print('<h2>'.&mt('Select the problem you want to grade').'</h2><form action="/adm/grades">');
+    $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));
     $r->print('<input type="hidden" name="command" value="gradingmenu" />');
     $r->print('<input type="submit" value="'.&mt('Next').' &rarr;" /></form>');
@@ -9288,17 +9261,17 @@ sub handler {
                                        {href=>'', text=>'Store grades'}]);
             $request->print(&assign_clicker_grades($request,$symb));
 	} elsif ($command eq 'csvform' && $perm{'mgr'}) {
-            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
 	    $request->print(&upcsvScores_form($request,$symb));
 	} elsif ($command eq 'csvupload' && $perm{'mgr'}) {
-            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
 	    $request->print(&csvupload($request,$symb));
 	} elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
-            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            &startpage($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=>'Grade/Manage/Review Bubblesheets'}],1,1);
+                &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
 		$request->print(&csvuploadoptions($request,$symb));
 	    } else {
 		if ( $env{'form.upfile_associate'} ne 'reverse' ) {
@@ -9306,11 +9279,11 @@ sub handler {
 		} else {
 		    $env{'form.upfile_associate'} = 'forward';
 		}
-                &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+                &startpage($request,$symb,[{href=>'', text=>'Upload Scores'}],1,1);
 		$request->print(&csvuploadmap($request,$symb));
 	    }
 	} elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
-            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            &startpage($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);