--- loncom/homework/grades.pm	2010/01/18 17:54:26	1.590
+++ loncom/homework/grades.pm	2010/02/08 01:09:36	1.593
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.590 2010/01/18 17:54:26 bisitz Exp $
+# $Id: grades.pm,v 1.593 2010/02/08 01:09:36 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -160,6 +160,10 @@ sub response_type {
         return;
     }
     my $res = $navmap->getBySymb($symb);
+    unless (ref($res)) {
+        $$response_error = 1;
+        return;
+    }
     my $partlist = $res->parts();
     my %vPart = 
 	map { $_ => 1 } (&Apache::loncommon::get_env_multiple('form.vPart'));
@@ -944,10 +948,18 @@ LISTJAVASCRIPT
     my $saveStatus = $stu_status eq '' ? 'Active' : $stu_status;
     $env{'form.Status'} = $saveStatus;
     $submission_options.=
-	'<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> '.&mt('last submission only').' </label>'."\n".
-	'<label><input type="radio" name="lastSub" value="last" /> '.&mt('last submission &amp; parts info').' </label>'."\n".
-	'<label><input type="radio" name="lastSub" value="datesub" /> '.&mt('by dates and submissions').' </label>'."\n".
-	'<label><input type="radio" name="lastSub" value="all" /> '.&mt('all details').'</label>';
+        '<span class="LC_nobreak">'.
+        '<label><input type="radio" name="lastSub" value="lastonly" '.$checklastsub.' /> '.
+        &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" /> '.
+        &mt('by dates and submissions').'</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
                   .&Apache::lonhtmlcommon::row_closure();
@@ -2079,12 +2091,31 @@ KEYWORDS
     }
 
 # This is where output for one specific student would start
-    my $add_class = ($counter%2) ? 'LC_grade_show_user_odd_row' : '';
-    $request->print("\n\n".
-                    '<div class="LC_grade_show_user '.$add_class.'">'.
-		    '<div class="LC_grade_user_name">'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'</div>'.
-		    '<div class="LC_grade_show_user_body">'."\n");
+    my $add_class = ($counter%2) ? ' LC_grade_show_user_odd_row' : '';
+    $request->print(
+        "\n\n"
+       .'<div class="LC_grade_show_user'.$add_class.'">'
+       .'<h2>'.&nameUserString(undef,$env{'form.fullname'},$uname,$udom).'</h2>'
+       ."\n"
+    );
+
+    # Show additional functions if allowed
+    if ($perm{'vgr'}) {
+        $request->print(
+            &Apache::loncommon::track_student_link(
+                &mt('View recent activity'),
+                $uname,$udom,'check')
+           .' '
+        );
+    }
+    if ($perm{'opa'}) {
+        $request->print(
+            &Apache::loncommon::pprmlink(
+                &mt('Set/Change parameters'),
+                $uname,$udom,$symb,'check'));
+    }
 
+    # Show Problem
     if ($env{'form.vProb'} eq 'all' or $env{'form.vAns'} eq 'all') {
 	my $mode;
 	if ($env{'form.vProb'} eq 'all' && $env{'form.vAns'} eq 'all') {
@@ -2144,7 +2175,9 @@ KEYWORDS
         if ($$timestamp eq '') {
             $lastsubonly.='<div class="LC_grade_submissions_body">'.$$string[0].'</div>'; 
         } else {
-            $lastsubonly = '<div class="LC_grade_submissions_body"> <b>Date Submitted:</b> '.$$timestamp."\n";
+            $lastsubonly =
+                '<div class="LC_grade_submissions_body">'
+               .'<b>'.&mt('Date Submitted:').'</b> '.$$timestamp."\n";
 
 	    my %seenparts;
 	    my @part_response_id = &flatten_responseType($responseType);
@@ -2298,7 +2331,7 @@ KEYWORDS
         '<div class="LC_Box">'
        .'<h3 class="LC_hcell">'.&mt('Assign Grades').'</h3>'
     );
-    $request->print(&gradeBox_start()); # <div class="LC_grade_assign_body">
+    $request->print(&gradeBox_start());
     foreach my $part_response_id (@part_response_id) {
     	my ($partid,$respid) = @{ $part_response_id };
 	my $part_resp = join('_',@{ $part_response_id });
@@ -2314,16 +2347,6 @@ KEYWORDS
     $request->print('</div>');
 
     $request->print('<div class="LC_grade_info_links">');
-    if ($perm{'vgr'}) {
-	$request->print(
-	    &Apache::loncommon::track_student_link(&mt('View recent activity'),
-						   $uname,$udom,'check'));
-    }
-    if ($perm{'opa'}) {
-	$request->print(
-	    &Apache::loncommon::pprmlink(&mt('Set/Change parameters'),
-					 $uname,$udom,$symb,'check'));
-    }
     $request->print('</div>');
 
     $result='<input type="hidden" name="partlist'.$counter.
@@ -2340,13 +2363,12 @@ KEYWORDS
 
 # Done with printing info for one student
 
-    $request->print('</div>');#LC_grade_show_user_body
     $request->print('</div>');#LC_grade_show_user
 
 
     # print end of form
     if ($counter == $total) {
-	my $endform='<table border="0"><tr><td>'."\n";
+        my $endform='<br /><hr /><table border="0"><tr><td>'."\n";
 	$endform.='<input type="button" value="'.&mt('Save &amp; Next').'" '.
 	    'onclick="javascript:checksubmit(this.form,\'Save & Next\','.
 	    $total.','.scalar(@partlist).');" target="_self" /> &nbsp;'."\n";
@@ -2361,7 +2383,9 @@ KEYWORDS
 	    'onclick="javascript:checksubmit(this.form,\'Previous\');" target="_self" /> &nbsp;'."\n".
 	    '<input type="button" value="'.&mt('Next').'" '.
 	    'onclick="javascript:checksubmit(this.form,\'Next\');" target="_self" /> &nbsp;';
-	$endform.=&mt('(Next and Previous (student) do not save the scores.)')."\n" ;
+        $endform.='<span class="LC_warning">'.
+                  &mt('(Next and Previous (student) do not save the scores.)').
+                  '</span>'."\n" ;
         $endform.="<input type='hidden' value='".&get_increment().
             "' name='increment' />";
 	$endform.='</td></tr></table></form>';
@@ -7451,6 +7475,7 @@ sub scantron_get_maxbubble {
         if (ref($nav_error)) {
             $$nav_error = 1;
         }
+        return;
     }
     my $map=$navmap->getResourceByUrl($sequence);
     my @resources=$navmap->retrieveResources($map,\&scantron_filter,1,0);