--- loncom/homework/grades.pm	2010/04/12 22:19:53	1.613
+++ loncom/homework/grades.pm	2010/04/17 16:38:38	1.621
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # The LON-CAPA Grading handler
 #
-# $Id: grades.pm,v 1.613 2010/04/12 22:19:53 www Exp $
+# $Id: grades.pm,v 1.621 2010/04/17 16:38:38 www Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -800,7 +800,7 @@ sub verifyreceipt {
 	    $contents.
 	    &Apache::loncommon::end_data_table()."\n";
     }
-    return $string.&show_grading_menu_form($symb);
+    return $string;
 }
 
 #--- This is called by a number of programs.
@@ -808,17 +808,18 @@ sub verifyreceipt {
 #--- Also called directly when one clicks on the subm button 
 #    on the problem page.
 sub listStudents {
-    my ($request,$symb) = @_;
+    my ($request,$symb,$submitonly) = @_;
 
     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 = $env{'form.showgrading'} eq 'yes' ? 'View/Grade/Regrade' : 'View';
+    unless ($submitonly) {
+       $submitonly= $env{'form.submitonly'} eq '' ? 'all' : $env{'form.submitonly'};
+    }
 
     my $result='<h3><span class="LC_info">&nbsp;'
-	.&mt("$viewgrade Submissions for a Student or a Group of Students")
+	.&mt("View/Grade/Regrade Submissions for a Student or a Group of Students")
 	.'</span></h3>';
 
     my ($partlist,$handgrade,$responseType) = &response_type($symb
@@ -918,11 +919,10 @@ LISTJAVASCRIPT
         &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="'.$env{'form.showgrading'}.'" /><br />'."\n".
 	'<input type="hidden" name="symb" value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
 	'<input type="hidden" name="saveStatusOld" value="'.$saveStatus.'" />'."\n";
 
-    if (exists($env{'form.gradingMenu'}) && exists($env{'form.Status'})) {
+    if (exists($env{'form.Status'})) {
 	$gradeTable .= '<input type="hidden" name="Status" value="'.$stu_status.'" />'."\n";
     } else {
         $gradeTable .= &Apache::lonhtmlcommon::row_title(&mt('Student Status'))
@@ -937,7 +937,7 @@ LISTJAVASCRIPT
                   .&Apache::lonhtmlcommon::end_pick_box();
 
     $gradeTable .= '<p>'
-                  .&mt('To '.lc($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"
+                  .&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.")."\n"
                   .'<input type="hidden" name="command" value="processGroup" />'
                   .'</p>';
 
@@ -954,9 +954,7 @@ 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);
@@ -992,9 +990,7 @@ 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;
@@ -1035,7 +1031,7 @@ 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{$_}).'&nbsp;</td>'."\n";
@@ -1049,9 +1045,7 @@ LISTJAVASCRIPT
     }
     if ($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) {
 		    $gradeTable.='<td>&nbsp;</td>';
 		}
@@ -1082,7 +1076,6 @@ LISTJAVASCRIPT
     } elsif ($ctr == 1) {
 	$gradeTable =~ s/type="checkbox"/type="checkbox" checked="checked"/;
     }
-    $gradeTable.=&show_grading_menu_form($symb);
     $request->print($gradeTable);
     return '';
 }
@@ -1136,7 +1129,7 @@ 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;
@@ -1146,7 +1139,7 @@ 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 '';
@@ -1284,7 +1277,6 @@ sub sub_page_js {
 	    
 	}
 	if (val == "Grade Student") {
-	    formname.showgrading.value = "yes";
 	    if (formname.Status.value == "") {
 		formname.Status.value = "Active";
 	    }
@@ -1853,6 +1845,11 @@ 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'));
 
@@ -1865,7 +1862,14 @@ 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 (!$symb) { return ''; }
+#FIXME: Figure out which type of problem this is and provide appropriate download
+    &download_all_link($request,$symb);
 }
 
 sub build_section_inputs {
@@ -1896,7 +1900,6 @@ sub submission {
 	$request->print('<span class="LC_warning">Unable to view requested student.('.
 			$uname.':'.$udom.' in section '.$usec.' in course id '.
 			$env{'request.course.id'}.')</span>');
-	$request->print(&show_grading_menu_form($symb));
 	return;
     }
 
@@ -1912,10 +1915,7 @@ sub submission {
     # header info
     if ($counter == 0) {
 	&sub_page_js($request);
-	&sub_page_kw_js($request) if ($env{'form.handgrade'} eq 'yes');
-	if ($env{'form.handgrade'} eq 'yes' && &files_exist($request, $symb)) {
-	    &download_all_link($request, $symb);
-	}
+	&sub_page_kw_js($request);
 	$request->print('<h3>&nbsp;<span class="LC_info">'.&mt('Submission Record').'</span></h3>');
 
 	# option to display problem, only once else it cause problems 
@@ -1960,7 +1960,6 @@ sub submission {
 			'<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".
@@ -1994,7 +1993,7 @@ sub submission {
 	}
 	$request->print($prnmsg);
 
-	if ($env{'form.handgrade'} eq 'yes' && $env{'form.showgrading'} eq 'yes') {
+	if ($env{'form.handgrade'} eq 'yes') {
 #
 # Print out the keyword options line
 #
@@ -2206,9 +2205,7 @@ KEYWORDS
 	}
 	$request->print($lastsubonly);
    } elsif ($env{'form.lastSub'} eq 'datesub') {
-#	my (undef,$responseType,undef,$parts) = &showResourceInfo($symb);
-    my ($parts,$handgrade,$responseType) = &response_type($symb);
-
+        my ($parts,$handgrade,$responseType) = &response_type($symb);
 	$request->print(&displaySubByDates($symb,\%record,$parts,$responseType,$checkIcon,$uname,$udom));
     } elsif ($env{'form.lastSub'} =~ /^(last|all)$/) {
 	$request->print(&Apache::loncommon::get_previous_attempt($symb,$uname,$udom,
@@ -2220,15 +2217,12 @@ KEYWORDS
     $request->print('<input type="hidden" name="unamedom'.$counter.'" value="'.$uname.':'
 	.$udom.'" />'."\n");
     # return if view submission with no grading option
-    if ($env{'form.showgrading'} eq '' || (!&canmodify($usec))) {
+# 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));
 	$toGrade.='</div>'."\n";
-	if (($env{'form.command'} eq 'submission') || 
-	    ($env{'form.command'} eq 'processGroup' && $counter == $total)) {
-	    $toGrade.='</form>'.&show_grading_menu_form($symb); 
-	}
 	$request->print($toGrade);
 	return;
     } else {
@@ -2328,7 +2322,6 @@ KEYWORDS
         $endform.="<input type='hidden' value='".&get_increment().
             "' name='increment' />";
 	$endform.='</td></tr></table></form>';
-	$endform.=&show_grading_menu_form($symb);
 	$request->print($endform);
     }
     return '';
@@ -2701,7 +2694,6 @@ sub processHandGrade {
 	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";
-	$the_end.=&show_grading_menu_form($symb);
 	$request->print($the_end);
     }
     return '';
@@ -3432,7 +3424,6 @@ sub viewgrades {
 	        $section_display, $stu_status).
 	    '</span>';
     }
-    $result.=&show_grading_menu_form($symb);
     return $result;
 }
 
@@ -3715,8 +3706,7 @@ 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 />'.
@@ -3938,7 +3928,6 @@ ENDUPFORM
                            &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);
     return $result;
 }
 
@@ -3985,7 +3974,6 @@ sub csvuploadmap {
 	}
     }
     &csvuploadmap_footer($request,$i,$keyfields);
-    $request->print(&show_grading_menu_form($symb));
 
     return '';
 }
@@ -4029,7 +4017,6 @@ ENDPICK
     # FIXME do a check for any invalid user ids?...
     $request->print('<input type="submit" value="Assign Grades" /><br />
 <hr /></form>'."\n");
-    $request->print(&show_grading_menu_form($symb));
     return '';
 }
 
@@ -4158,7 +4145,6 @@ 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 ---------
@@ -4288,7 +4274,6 @@ 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 '';
@@ -4343,7 +4328,6 @@ sub displayPage {
 
     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));
 	return;
     }
     my $result='<h3><span class="LC_info">&nbsp;'.$env{'form.title'}.'</span></h3>';
@@ -4361,14 +4345,12 @@ 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(),
@@ -4483,7 +4465,6 @@ sub displayPage {
         '<input type="button" value="'.&mt('Save').'" '.
         'onclick="javascript:checkSubmitPage(this.form,'.$question.');" />'.
         '</form>'."\n";
-    $studentTable.=&show_grading_menu_form($symb);
     $request->print($studentTable);
 
     return '';
@@ -4621,7 +4602,6 @@ 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>';
@@ -4640,7 +4620,6 @@ 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>');
-	$request->print(&show_grading_menu_form($symb));
 	return; 
     }
     my $iterator = $navmap->getIterator($map->map_start(),
@@ -4766,7 +4745,6 @@ sub updateGradeByPage {
     }
 
     $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));
@@ -5139,7 +5117,6 @@ 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();
@@ -5301,7 +5278,6 @@ sub scantron_selectphase {
               &Apache::loncommon::end_data_table_row()."\n".
               &Apache::loncommon::end_data_table()."\n".
               '</form><br />');
-    $r->print($grading_menu_button);
     return;
 }
 
@@ -6226,7 +6202,7 @@ 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 '';
 }
 
@@ -6374,7 +6350,7 @@ 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 '';
 }
 
@@ -7637,7 +7613,6 @@ 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.
     }
@@ -7715,7 +7690,6 @@ 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);
             return '';      # Why return ''?  Beats me.
         }
@@ -7743,7 +7717,6 @@ 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 '';
@@ -7799,7 +7772,6 @@ SCANTRONFORM
 #    $r->print("<p>took $lasttime</p>");
 
     $r->print("</form>");
-    $r->print(&show_grading_menu_form($symb));
     return '';
 }
 
@@ -7935,9 +7907,7 @@ 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 '';
@@ -8078,7 +8048,6 @@ sub scantron_download_scantron_data {
 	    '.&mt('The requested file name was invalid.').'
         </p>
 ');
-	$r->print(&show_grading_menu_form($symb));
 	return;
     }
     my $orig='/uploaded/'.$cdom.'/'.$cname.'/scantron_orig_'.$file;
@@ -8101,14 +8070,12 @@ sub scantron_download_scantron_data {
 	      '<a href="'.$skipped.'">','</a>').'
     </p>
 ');
-    $r->print(&show_grading_menu_form($symb));
     return '';
 }
 
 sub checkscantron_results {
     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 $numletts = scalar(keys(%lettdig));
@@ -8261,7 +8228,7 @@ 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;
 }
 
@@ -8403,15 +8370,11 @@ sub letter_to_digits {
 
 #-------------------------- 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="command" value="gradingmenu" />'."\n".
-	'<input type="submit" name="submit" value="'.&mt('Grading Menu').'" />'."\n".
-	'</form>'."\n";
-    return $result;
+#--- Href with symb and command ---
+
+sub href_symb_cmd {
+    my ($symb,$cmd)=@_;
+    return '/adm/grades?symb='.&HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'<>&"').'&command='.$cmd;
 }
 
 sub grading_menu {
@@ -8419,9 +8382,7 @@ sub grading_menu {
     if (!$symb) {return '';}
 
     my %fields = ('symb'=>&Apache::lonenc::check_encrypt($symb),
-                  'command'=>'individual',
-                  'gradingMenu'=>1,
-                  'showgrading'=>"yes");
+                  'command'=>'individual');
     
     my $url1a = &Apache::lonhtmlcommon::build_url('grades/',\%fields);
 
@@ -8434,6 +8395,9 @@ sub grading_menu {
     $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);
     
@@ -8467,11 +8431,17 @@ sub grading_menu {
                                 icon => 'edit-find-replace.png',
                                 linktitle => 'Grade current resource for all students.'
                         },
-                        {       linktext => 'Grade complete page/sequence/folder for one student',
+                        {       linktext => 'Grade page/folder for one student',
                                 url => $url1d,
                                 permission => 'F',
                                 icon => 'edit-find-replace.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',
+                                linktitle => 'Download all students submissions.'
                         }]},
                          { categorytitle=>'Automated Grading',
                items =>[
@@ -8494,7 +8464,7 @@ sub grading_menu {
                     		icon => 'stat.png',
                     		linktitle => 'Grade scantron exams, upload/download scantron data files, and review previously graded scantron exams.'
                 	    },
-                            {   linktext => 'Verify Receipt No.',
+                            {   linktext => 'Verify Receipt Number',
                                 url => $url5,
                                 permission => 'F',
                                 icon => 'edit-find-replace.png',
@@ -8508,9 +8478,7 @@ sub grading_menu {
     my $Str;
     $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="gradingMenu" value="1" />'."\n".
-	'<input type="hidden" name="showgrading" value="yes" />'."\n";
+    	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
 
     $Str .= &Apache::lonhtmlcommon::generate_menu(@menu);
     return $Str;    
@@ -8529,13 +8497,10 @@ sub submit_options_sequence {
     my $result;
 
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
-        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-        '<input type="hidden" name="gradingMenu" value="1" />'."\n".
-        '<input type="hidden" name="showgrading" value="yes" />'."\n";
-
+        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
     $result.='
 <h2>
-  '.&mt('Grade complete page/sequence/folder for one student').'
+  '.&mt('Grade page/folder for one student').'
 </h2>'.
             &selectfield(0).
             '<input type="hidden" name="command" value="pickStudentPage" />
@@ -8544,7 +8509,6 @@ sub submit_options_sequence {
             </div>
         </div>
   </form>';
-    $result .= &show_grading_menu_form($symb);
     return $result;
 }
 
@@ -8555,9 +8519,7 @@ sub submit_options_table {
     my $result;
 
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
-        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-        '<input type="hidden" name="gradingMenu" value="1" />'."\n".
-        '<input type="hidden" name="showgrading" value="yes" />'."\n";
+        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
 
     $result.='
 <h2>
@@ -8570,11 +8532,30 @@ sub submit_options_table {
             </div>
         </div>
   </form>';
-    $result .= &show_grading_menu_form($symb);
     return $result;
 }
 
+sub submit_options_download {
+    my ($request,$symb) = @_;
+    if (!$symb) {return '';}
+
+    &commonJSfunctions($request);
+
+    my $result='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
+        '<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
+    $result.='
+<h2>
+  '.&mt('Select Students for Which to Download Submissions').'
+</h2>'.&selectfield(1).'
+                <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 {
@@ -8585,10 +8566,7 @@ sub submit_options {
     my $result;
 
     $result.='<form action="/adm/grades" method="post" name="gradingMenu">'."\n".
-	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n".
-	'<input type="hidden" name="gradingMenu" value="1" />'."\n".
-	'<input type="hidden" name="showgrading" value="yes" />'."\n";
-
+	'<input type="hidden" name="symb"        value="'.&Apache::lonenc::check_encrypt($symb).'" />'."\n";
     $result.='
 <h2>
   '.&mt('Select individual students to grade').'
@@ -8600,7 +8578,6 @@ sub submit_options {
 
 
   </form>';
-    $result .= &show_grading_menu_form($symb);
     return $result;
 }
 
@@ -8829,7 +8806,6 @@ ENDUPFORM
 ENDUPFORM
     $result.='</td></tr></table>'."\n".
              '</td></tr></table><br /><br />'."\n";
-    $result.=&show_grading_menu_form($symb);
     return $result;
 }
 
@@ -8843,11 +8819,11 @@ sub process_clicker_file {
     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') {
@@ -8894,7 +8870,7 @@ sub process_clicker_file {
         $result.="</p>\n";
 	if ($number==0) {
 	    $result.='<span class="LC_error">'.&mt('No IDs found to determine correct answer').'</span>';
-	    return $result.&show_grading_menu_form($symb);
+	    return $result;
 	}
     }
     if (length($env{'form.upfile'}) < 2) {
@@ -8902,7 +8878,7 @@ sub process_clicker_file {
 		     '<span class="LC_error">',
 		     '</span>',
 		     '<span class="LC_filename">'.&HTML::Entities::encode($env{'form.upfile.filename'},'<>&"').'</span>');
-        return $result.&show_grading_menu_form($symb);
+        return $result;
     }
 
 # Were able to get all the info needed, now analyze the file
@@ -8941,7 +8917,7 @@ 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 ":"
@@ -9003,7 +8979,7 @@ ENDHEADER
     }
     $result.='</form></td></tr></table>'."\n".
              '</td></tr></table><br /><br />'."\n";
-    return $result.&show_grading_menu_form($symb);
+    return $result;
 }
 
 sub iclicker_eval {
@@ -9173,7 +9149,7 @@ ENDHEADER
     $result.='<br />'.&mt('Successfully stored grades for [quant,_1,student].',$storecount).
              '</td></tr></table>'."\n".
              '</td></tr></table><br /><br />'."\n";
-    return $result.&show_grading_menu_form($symb);
+    return $result;
 }
 
 sub navmap_errormsg {
@@ -9185,7 +9161,7 @@ sub navmap_errormsg {
 
 sub startpage {
     my ($r,$symb,$crumbs,$onlyfolderflag,$nodisplayflag) = @_;
-    unshift(@$crumbs,{href=>"/adm/grades?command=gradingmenu&symb=".&HTML::Entities::encode($symb,'<>&"'),text=>"Grading"});
+    unshift(@$crumbs,{href=>&href_symb_cmd($symb,'gradingmenu'),text=>"Grading"});
     $r->print(&Apache::loncommon::start_page('Grading',undef,
                                           {'bread_crumbs' => $crumbs}));
     unless ($nodisplayflag) {
@@ -9235,68 +9211,84 @@ sub handler {
             &startpage($request,$symb,[{href=>"", text=>"Student Submissions"}]);
 	    ($env{'form.student'} eq '' ? &listStudents($request,$symb) : &submission($request,0,0,$symb));
 	} elsif ($command eq 'pickStudentPage' && $perm{'vgr'}) {
-            &startpage($request,$symb);
+            &startpage($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' && $perm{'vgr'}) {
-            &startpage($request,$symb);
+            &startpage($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);
 	    &displayPage($request,$symb);
 	} elsif ($command eq 'gradeByPage' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($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' && $perm{'vgr'}) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'',text=>'...'},
+                                       {href=>'',text=>'Modify grades'}]);
 	    &processGroup($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,$symb);
+            &startpage($request,$symb,[{href=>'',text=>'Select individual students to grade'}]);
 	    $request->print(&submit_options($request,$symb));
         } elsif ($command eq 'ungraded' && $perm{'vgr'}) {
-            &startpage($request,$symb);
-            $request->print(&submit_options($request,$symb));
+            &startpage($request,$symb,[{href=>'',text=>'Grade ungraded submissions'}]);
+            $request->print(&listStudents($request,$symb,'graded'));
         } elsif ($command eq 'table' && $perm{'vgr'}) {
-            &startpage($request,$symb,[{href=>"", text=>"Grading table"}],1);
+            &startpage($request,$symb,[{href=>"", text=>"Grading table"}]);
             $request->print(&submit_options_table($request,$symb));
         } elsif ($command eq 'all_for_one' && $perm{'vgr'}) {
-            &startpage($request,$symb);
+            &startpage($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,$symb,[{href=>"/adm/grades?symb=".&HTML::Entities::encode($symb,'<>&"')."&command=table", text=>"Grading table"},{href=>'', text=>"Modify grades"}],1);
+            &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,$symb);
+            &startpage($request,$symb,[{href=>'',text=>'...'},
+                                       {href=>'',text=>'Store grades'}]);
 	    $request->print(&processHandGrade($request,$symb));
 	} elsif ($command eq 'editgrades' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($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,$symb);
+            &startpage($request,$symb,[{href=>'',text=>'Verify Receipt Number'}]);
             $request->print(&initialverifyreceipt($request,$symb));
 	} elsif ($command eq 'verify' && $perm{'vgr'}) {
-            &startpage($request,$symb);
+            &startpage($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' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Process clicker'}]);
             $request->print(&process_clicker($request,$symb));
         } elsif ($command eq 'processclickerfile' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($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' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($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,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 	    $request->print(&upcsvScores_form($request,$symb));
 	} elsif ($command eq 'csvupload' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 	    $request->print(&csvupload($request,$symb));
 	} elsif ($command eq 'csvuploadmap' && $perm{'mgr'} ) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 	    $request->print(&csvuploadmap($request,$symb));
 	} elsif ($command eq 'csvuploadoptions' && $perm{'mgr'}) {
 	    if ($env{'form.associate'} ne 'Reverse Association') {
-                &startpage($request,$symb);
+                &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 		$request->print(&csvuploadoptions($request,$symb));
 	    } else {
 		if ( $env{'form.upfile_associate'} ne 'reverse' ) {
@@ -9304,43 +9296,51 @@ sub handler {
 		} else {
 		    $env{'form.upfile_associate'} = 'forward';
 		}
-                &startpage($request,$symb);
+                &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 		$request->print(&csvuploadmap($request,$symb));
 	    }
 	} elsif ($command eq 'csvuploadassign' && $perm{'mgr'} ) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 	    $request->print(&csvuploadassign($request,$symb));
 	} elsif ($command eq 'scantron_selectphase' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
 	    $request->print(&scantron_selectphase($request,undef,$symb));
  	} elsif ($command eq 'scantron_warning' && $perm{'mgr'}) {
-            &startpage($request,$symb);
+            &startpage($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,$symb);
+            &startpage($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,$symb);
+            &startpage($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);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
  	    $request->print(&scantron_upload_scantron_data($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);
+            &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,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
  	    $request->print(&scantron_download_scantron_data($request,$symb));
         } elsif ($command eq 'checksubmissions' && $perm{'vgr'}) {
-            &startpage($request,$symb);
-            $request->print(&checkscantron_results($request,$symb));     
+            &startpage($request,$symb,[{href=>'', text=>'Grade/Manage/Review Bubblesheets'}],1,1);
+            $request->print(&checkscantron_results($request,$symb));
+        } elsif ($command eq 'downloadfilesselect' && $perm{'vgr'}) {
+            &startpage($request,$symb,[{href=>'', text=>'Select which submissions to download'}]);
+            $request->print(&submit_options_download($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 submissions'}]);
+            &submit_download_link($request,$symb);
 	} elsif ($command) {
-            &startpage($request,$symb);
+            &startpage($request,$symb,[{href=>'', text=>'Access denied'}]);
 	    $request->print('<p class="LC_error">'.&mt('Access Denied ([_1])',$command).'</p>');
 	}
     }