--- loncom/interface/londocs.pm	2012/12/13 02:27:27	1.484.2.13
+++ loncom/interface/londocs.pm	2012/11/30 14:46:21	1.512
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.484.2.13 2012/12/13 02:27:27 raeburn Exp $
+# $Id: londocs.pm,v 1.512 2012/11/30 14:46:21 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -41,6 +41,7 @@ use Apache::lonclonecourse;
 use Apache::lonnavmaps;
 use Apache::lonnavdisplay();
 use Apache::lonuserstate();
+use Apache::lonextresedit();
 use HTML::Entities;
 use HTML::TokeParser;
 use GDBM_File;
@@ -312,61 +313,6 @@ sub group_import {
     return &storemap($coursenum, $coursedom, $folder.'.'.$container,1);
 }
 
-sub breadcrumbs {
-    my ($allowed,$crstype)=@_;
-    &Apache::lonhtmlcommon::clear_breadcrumbs();
-    my (@folders);
-    if ($env{'form.pagepath'}) {
-        @folders = split('&',$env{'form.pagepath'});
-    } else {
-        @folders=split('&',$env{'form.folderpath'});
-    }
-    my $folderpath;
-    my $plain='';
-    my $randompick=-1;
-    my $isencrypted=0;
-    my $ishidden=0;
-    my $is_random_order=0;
-    while (@folders) {
-	my $folder=shift(@folders);
-    	my $foldername=shift(@folders);
-	if ($folderpath) {$folderpath.='&';}
-	$folderpath.=$folder.'&'.$foldername;
-        my $url;
-        if ($allowed) {
-            $url = '/adm/coursedocs?folderpath=';
-        } else {
-            $url = '/adm/supplemental?folderpath=';
-        }
-	$url .= &escape($folderpath);
-	my $name=&unescape($foldername);
-# randompick number, hidden, encrypted, random order, is appended with ":"s to the foldername
- 	$name=~s/\:(\d*)\:(\w*)\:(\w*):(\d*)$//;
-	if ($1 ne '') {
-           $randompick=$1;
-        } else {
-           $randompick=-1;
-        }
-        if ($2) { $ishidden=1; }
-        if ($3) { $isencrypted=1; }
-	if ($4 ne '') { $is_random_order = 1; }
-        if ($folder eq 'supplemental') {
-            $name = &mt('Supplemental '.$crstype.' Content');
-        }
-	&Apache::lonhtmlcommon::add_breadcrumb(
-		      {'href'=>$url,
-		       'title'=>$name,
-		       'text'=>$name,
-		       'no_mt'=>1,
-		       });
-	$plain.=$name.' > ';
-    }
-    $plain=~s/\&gt\;\s*$//;
-    return (&Apache::lonhtmlcommon::breadcrumbs(undef,undef,0,'nohelp',
-					       undef, undef, 1 ),$randompick,$ishidden,
-                                               $isencrypted,$plain,$is_random_order);
-}
-
 sub log_docs {
     return &Apache::lonnet::write_log('course','docslog',@_);
 }
@@ -454,7 +400,8 @@ sub docs_change_log {
         if ($folderpath eq '') {
             $folderpath = 'default&'.&escape(&mt('Main '.$crstype.' Documents'));
         }
-        $pathitem = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
+        $pathitem = '<input type="hidden" name="folderpath" value="'.
+                    &HTML::Entities::encode($folderpath,'<>&"').'" />';
     }
     my $readfile="/uploaded/$coursedom/$coursenum/$folder.$container";
     my $jumpto = $readfile;
@@ -463,7 +410,8 @@ sub docs_change_log {
     if ($supplementalflag) {
         $tid = 2;
     }
-    my ($breadcrumbtrail) = &breadcrumbs($allowed,$crstype);
+    my ($breadcrumbtrail) = 
+        &Apache::lonhtmlcommon::docs_breadcrumbs($allowed,$crstype,1);
     $r->print($breadcrumbtrail.
               &generate_edit_table($tid,\%orderhash,undef,$iconpath,$jumpto,
               $readfile));
@@ -537,7 +485,7 @@ sub docs_change_log {
                                   ':'.$docslog{$id}{'exe_udom'}.'</tt>'.
                   $send_msg_link.'</td><td>'.
                   $docslog{$id}{'logentry'}{'folder'}.'</td><td>');
-        my $is_supp = 0;
+        my $is_supp = 0; 
         if ($docslog{$id}{'logentry'}{'currentfolder'} =~ /^supplemental/) {
             $is_supp = 1;
         }
@@ -560,7 +508,7 @@ sub docs_change_log {
                 if ($is_supp) {
                     $shown = &Apache::loncommon::parse_supplemental_title($shown);
                 }
-                $r->print('<li>'.$shown.'</li>');
+		$r->print('<li>'.$shown.'</li>');
 	    }
 	}
 	$r->print('</ul>');
@@ -711,7 +659,7 @@ sub print_paste_buffer {
         $canpaste = &supp_pasteable($env{'docs.markedcopy_url'});
         unless ($canpaste) {
             $nopaste = &mt('Paste into Supplemental Content unavailable for this type of content.');
-        }
+        } 
     } else {
         $canpaste = 1;
     }
@@ -725,11 +673,11 @@ sub print_paste_buffer {
                 $othercourse = 1;
                 if ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
                     if ($canpaste) {
-                        $othercrs = '<br />'.&mt('(from another course).');
+                        $othercrs = '<br />'.&mt('(from another course).');  
                     }
                 } else {
                     $canpaste = 0;
-                    $nopaste = &mt('Paste from another course unavailable.')
+                    $nopaste = &mt('Paste from another course unavailable.') 
                 }
             }
             if ($rem =~ m{^(default|supplemental)_?(\d*)\.(?:page|sequence)$}) {
@@ -747,18 +695,18 @@ sub print_paste_buffer {
              .'<legend>'.&mt('Clipboard').'</legend>');
     my ($type,$buffer);
     if ($is_external) {
-	$type = &mt('External Resource');
-	$buffer = $type.': '.
-		  &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
+        $type = &mt('External Resource');
+        $buffer = $type.': '.
+                  &LONCAPA::map::qtescape($env{'docs.markedcopy_title'}).' ('.
                   &LONCAPA::map::qtescape($env{'docs.markedcopy_url'}).')';
     }  else {
-	my $icon = &Apache::loncommon::icon($extension);
-	if ($extension eq 'sequence' &&
-	    $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
-	    $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
-	    $icon .= '/navmap.folder.closed.gif';
-	}
-	$icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
+        my $icon = &Apache::loncommon::icon($extension);
+        if ($extension eq 'sequence' &&
+            $env{'docs.markedcopy_url'} =~ m{/default_\d+\.sequence$ }x) {
+            $icon = &Apache::loncommon::lonhttpdurl($r->dir_config('lonIconsURL'));
+            $icon .= '/navmap.folder.closed.gif';
+        }
+        $icon = '<img src="'.$icon.'" alt="" class="LC_icon" />';
         $buffer = $icon.$type.': '.  &Apache::loncommon::parse_supplemental_title(&LONCAPA::map::qtescape($env{'docs.markedcopy_title'}));
     }
     if ($canpaste) {
@@ -772,7 +720,7 @@ sub print_paste_buffer {
                           '<label>'.
                           '<input type="radio" name="docs.markedcopy_options" value="new" checked="checked" />'.
                           &mt('Copy to new folder').'</label>'.('&nbsp;' x2).
-                          '<label>'.
+                          '<label>'.   
                           '<input type="radio" name="docs.markedcopy_options" value="move" />'.
                           &mt('Move old folder').'</label><br />');
                 if ($env{'docs.markedcopy_nested'}) {
@@ -784,7 +732,7 @@ sub print_paste_buffer {
                     my %depths = (
                                    $lastdir => 0,
                                  );
-                    my (%display,%deps);
+                    my (%display,%deps); 
                     for (my $i=0; $i<@pastemaps; $i++) {
                         ($lastdir,my $subfolderstr) = split(/\:/,$pastemaps[$i]);
                         my ($namedir,$esctitlestr) = split(/\:/,$titles[$i]);
@@ -796,7 +744,7 @@ sub print_paste_buffer {
                         my $indent = ('&nbsp;' x $offset);
                         for (my $j=0; $j<@subfolders; $j++) {
                             $depths{$subfolders[$j]} = $depth;
-                            $display{$subfolders[$j]} =
+                            $display{$subfolders[$j]} = 
                                   '<tr><td>'.$indent.$subfoldertitles[$j].'&nbsp;</td>'.
                                   '<td><label>'.
                                   '<input type="radio" name="docs.markedcopy_'.$subfolders[$j].'" value="new" checked="checked" />'.&mt('Copy to new').'</label>'.('&nbsp;' x2).
@@ -814,12 +762,12 @@ sub print_paste_buffer {
         }
         $r->print('<br /><input type="submit" name="pastemarked" value="'.&mt('Paste').'" />'.$othercrs);
         if ($container eq 'page') {
-	    $r->print('
-	<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
-	<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
+            $r->print('
+        <input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />
+        <input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />
 ');
         } else {
-	    $r->print('
+            $r->print('
         <input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />
 ');
         }
@@ -901,22 +849,22 @@ sub do_paste_from_buffer {
 
     my ($is_map,$srcdom,$srcnum,$prefixchg,%before,%after,%mapchanges,%tomove);
     if ($url=~/\.(page|sequence)$/) {
-        $is_map = 1;
+        $is_map = 1; 
     }
     if ($url =~ m{^/uploaded/($match_domain)/($match_courseid)/([^/]+)}) {
         $srcdom = $1;
         $srcnum = $2;
         my $oldprefix = $3;
 # When paste buffer was populated using an active role in a different course
-# check for mdc privilege in the course from which the resource was pasted
+# check for mdc privilege in the course from which the resource was pasted 
         if (($srcdom ne $coursedom) || ($srcnum ne $coursenum)) {
             unless ($env{"user.priv.cm./$srcdom/$srcnum"} =~ /\Q:mdc&F\E/) {
                 return (&mt('Paste failed: Item is from a different course which you do not have rights to edit.'));
             }
         }
-# When pasting content from Main Content to Supplemental Content and vice versa
+# When pasting content from Main Content to Supplemental Content and vice versa 
 # URLs will contain different paths (which depend on whether pasted item is
-# a folder/page or a document.
+# a folder/page or a document.   
         if (($folder =~ /^supplemental/) && (($oldprefix =~ /^default/) || ($oldprefix eq 'docs'))) {
             $prefixchg = 1;
             %before = ( map => 'default',
@@ -960,7 +908,7 @@ sub do_paste_from_buffer {
         if ($folder =~ /^default/) {
             my $lastchange = &Apache::lonnet::get_coursechange($coursedom,$coursenum);
             if ($lastchange > $env{'request.course.tied'}) {
-                &reinit_role($coursedom,$coursenum,$env{"course.$env{'request.course.id'}.home"});
+                &reinit_role($coursedom,$coursenum,$env{"course.$env{'request.course.id'}.home"}); 
             }
         }
 # If pasting a map, check if map contains other maps
@@ -978,7 +926,7 @@ sub do_paste_from_buffer {
         if ($url=~ m{^/uploaded/}) {
             my $newurl;
             unless ($env{'form.docs.markedcopy_options'} eq 'move') {
-                ($newurl,my $error) =
+                ($newurl,my $error) = 
                     &get_newmap_url($url,$folder,$prefixchg,$coursedom,$coursenum,
                                     $srcdom,$srcnum,\$title,\%allmaps,\%newurls);
                 if ($error) {
@@ -1005,7 +953,7 @@ sub do_paste_from_buffer {
             } elsif ($env{'docs.markedcopy_nested'}) {
                 &url_paste_fixups($url,$folder,$prefixchg,$coursedom,$coursenum,\%allmaps,\%rewrites,
                                   \%retitles,\%copies,\%dbcopies,\%zombies,\%params,\%mapmoves,
-                                  \%mapchanges,\%tomove,\%newsubdir,\%newurls);
+                                  \%mapchanges,\%tomove,\%newsubdir,\%newurls); 
             }
         } elsif ($url=~m {^/res/}) {
 # published maps can only exists once, so remove it from paste buffer when done
@@ -1019,21 +967,21 @@ sub do_paste_from_buffer {
         }
     }
     if ($url=~ m{/smppg$}) {
-        my $db_name = &Apache::lonsimplepage::get_db_name($url);
-        if ($db_name =~ /^smppage_/) {
-            #simple pages, need to copy the db contents to a new one.
-            my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
-            my $now = time();
-            $db_name =~ s{_\d*$ }{_$now}x;
-            my $dbresult=&Apache::lonnet::put($db_name,\%contents,
-                                            $coursedom,$coursenum);
+	my $db_name = &Apache::lonsimplepage::get_db_name($url);
+	if ($db_name =~ /^smppage_/) {
+	    #simple pages, need to copy the db contents to a new one.
+	    my %contents=&Apache::lonnet::dump($db_name,$coursedom,$coursenum);
+	    my $now = time();
+	    $db_name =~ s{_\d*$ }{_$now}x;
+	    my $dbresult=&Apache::lonnet::put($db_name,\%contents,
+					    $coursedom,$coursenum);
             if ($dbresult eq 'ok') {
                 $url =~ s{/(\d*)/smppg$ }{/$now/smppg}x;
                 $title=&mt('Copy of').' '.$title;
             } else {
                 return (&mt('Paste failed: An error occurred when copying the simple page.'));
             }
-        }
+	}
     }
     $title = &LONCAPA::map::qtunescape($title);
     my $ext='false';
@@ -1076,7 +1024,7 @@ sub do_paste_from_buffer {
             }
         }
     }
-# Apply any changes to maps, or copy dependencies for uploaded HTML pages
+# Apply any changes to maps, or copy dependencies for uploaded HTML pages 
     my ($result,$save_err);
     $result =
         &apply_fixups($folder,$is_map,$prefixchg,$coursedom,$coursenum,$oldurl,
@@ -1084,7 +1032,7 @@ sub do_paste_from_buffer {
                       \%copies,\%dbcopies,\%zombies,\%params,\%docmoves,
                       \%mapmoves,\%newsubdir,$errors,\%before,\%after);
     if ($result eq 'ok') {
-        if ($is_map) {
+        if ($is_map) { 
             my ($errtext,$fatal) = &mapread($coursenum,$coursedom,
                                             $folder.'.'.$container);
             return $errtext if ($fatal);
@@ -1108,17 +1056,17 @@ sub do_paste_from_buffer {
                        $env{'user.domain'}.'___&&&___'.$title;
             }
         }
-        $LONCAPA::map::resources[$newidx]=      $title.':'.$url.':'.$ext.':normal:res';
+        $LONCAPA::map::resources[$newidx]= 	$title.':'.$url.':'.$ext.':normal:res';
         push(@LONCAPA::map::order, $newidx);
 
 # Store the result
-        my ($errtext,$fatal) =
+        my ($errtext,$fatal) = 
             &storemap($coursenum,$coursedom,$folder.'.'.$container,1);
         if ($fatal) {
             $save_err = $errtext;
         }
     }
-
+   
     if ($env{'form.docs.markedcopy_options'} eq 'move') {
         &Apache::lonnet::delenv('docs.markedcopy');
         &Apache::lonnet::delenv('docs.markedcopy_nested');
@@ -1242,7 +1190,7 @@ sub contained_map_check {
                         $titles->{$url}{$token->[2]->{'id'}} = $token->[2]->{'title'};
                     } else {
                         if ($allmaps->{$ressrc}) {
-                            $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
+                            $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc; 
                         } elsif (ref($addedmaps->{$ressrc}) eq 'ARRAY') {
                             $removefrommap->{$url}{$token->[2]->{'id'}} = $ressrc;
                         } else {
@@ -1257,7 +1205,7 @@ sub contained_map_check {
                     if (ref($removeparam->{$url}{$token->[2]->{'to'}}) eq 'ARRAY') {
                         push(@{$removeparam->{$url}{$token->[2]->{'to'}}},$token->[2]->{'name'});
                     } else {
-                        $removeparam->{$url}{$token->[2]->{'to'}} = [$token->[2]->{'name'}];
+                        $removeparam->{$url}{$token->[2]->{'to'}} = [$token->[2]->{'name'}]; 
                     }
                 }
             }
@@ -1309,7 +1257,7 @@ sub url_paste_fixups {
             }
             next if ($token->[2]->{'type'} eq 'external');
             if ($token->[2]->{'type'} eq 'zombie') {
-                next if ($skip);
+                next if ($skip);  
                 $zombies->{$oldurl}{$ressrc} = $id;
                 $changed = 1;
             } elsif ($ressrc =~ m{^/uploaded/($match_domain)/($match_courseid)/(.+)$}) {
@@ -1341,7 +1289,7 @@ sub url_paste_fixups {
                 }
                 if (($srcdom ne $cdom) || ($srcnum ne $cnum) || ($prefixchg) ||
                     ($mapchanges->{$oldurl}) || (($newurl ne '') && ($newurl ne $oldurl))) {
-
+                   
                     if ($rem =~ /^(default|supplemental)(_?\d*).(sequence|page)$/) {
                         $rewrites->{$oldurl}{$ressrc} = $id;
                         $mapchanges->{$ressrc} = 1;
@@ -1359,7 +1307,7 @@ sub url_paste_fixups {
                     }
                 }
             } elsif ($ressrc =~ m{^/adm/($match_domain)/($match_courseid)/(.+)$}) {
-                next if ($skip);
+                next if ($skip);  
                 my $srcdom = $1;
                 my $srcnum = $2;
                 if (($srcdom ne $cdom) || ($srcnum ne $cnum)) {
@@ -1379,7 +1327,7 @@ sub url_paste_fixups {
             }
         } elsif ($token->[1] eq 'param') {
             next if ($skip);
-            my $to = $token->[2]->{'to'};
+            my $to = $token->[2]->{'to'}; 
             if ($to ne '') {
                 if (ref($params->{$oldurl}{$to}) eq 'ARRAY') {
                     push(@{$params->{$oldurl}{$to}},$token->[2]->{'name'});
@@ -1417,7 +1365,7 @@ sub apply_fixups {
         }
         if (@allcopies > 0) {
             foreach my $item (@allcopies) {
-                my ($relpath,$oldsubdir,$fname) =
+                my ($relpath,$oldsubdir,$fname) = 
                     ($item =~ m{^(/uploaded/$match_domain/$match_courseid/(?:docs|supplemental)/(default|\d+)/.*/)([^/]+)$});
                 if ($fname ne '') {
                     my $content = &Apache::lonnet::getfile($item);
@@ -1436,7 +1384,7 @@ sub apply_fixups {
                             }
                         }
                         &copy_dependencies($item,$storefn,$relpath,$errors,\$content);
-                        my $copyurl =
+                        my $copyurl = 
                             &Apache::lonclonecourse::writefile($env{'request.course.id'},
                                                                $storefn.$fname,$content);
                         if ($copyurl eq '/adm/notfound.html') {
@@ -1582,7 +1530,7 @@ sub apply_fixups {
             }
             foreach my $idx (keys(%remparam)) {
                 if (ref($remparam{$idx}) eq 'ARRAY') {
-                    foreach my $name (@{$remparam{$idx}}) {
+                    foreach my $name (@{$remparam{$idx}}) {   
                         &LONCAPA::map::delparameter($idx,'parameter_'.$name);
                     }
                 }
@@ -1743,13 +1691,15 @@ sub handle_edit_cmd {
 
 sub editor {
     my ($r,$coursenum,$coursedom,$folder,$allowed,$upload_output,$crstype,
-        $supplementalflag,$orderhash,$iconpath,$uploadtag)=@_;
+        $supplementalflag,$orderhash,$iconpath,$pathitem)=@_;
     my $container= ($env{'form.pagepath'}) ? 'page'
 		                           : 'sequence';
-
-    my ($breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
-        &breadcrumbs($allowed,$crstype);
-    $r->print($breadcrumbtrail);
+    my ($randompick,$ishidden,$isencrypted,$plain,$is_random_order);
+    if ($allowed) {
+        (my $breadcrumbtrail,$randompick,$ishidden,$isencrypted,$plain,$is_random_order) =
+            &Apache::lonhtmlcommon::docs_breadcrumbs($allowed,$crstype,1);
+        $r->print($breadcrumbtrail);
+    }
 
     my $jumpto = "uploaded/$coursedom/$coursenum/$folder.$container";
 
@@ -1795,7 +1745,7 @@ sub editor {
                 &do_paste_from_buffer($coursenum,$coursedom,$folder,$container,
                                       \%paste_errors);
                 if ($save_error ne '') {
-                    return $save_error;
+                    return $save_error; 
                 }
             if ($paste_res ne 'ok') {
                 $r->print('<p><span class="LC_error">'.$paste_res.'</span></p>');
@@ -1828,6 +1778,18 @@ sub editor {
 		if (defined($item)) {
 		    my ($name,$url,$residx)=
 			map {&unescape($_)} split(/\=/,$item);
+                    if ($url=~ m{^\Q/uploaded/$coursedom/$coursenum/\E(default|supplemental)_new\.(sequence|page)$}) {
+                        my ($suffix,$errortxt,$locknotfreed) = 
+                            &newmap_suffix($1,$2,$coursedom,$coursenum);
+                        if ($locknotfreed) {
+                            $r->print($locknotfreed);
+                        }
+                        if ($suffix) {
+                            $url =~ s/_new\./_$suffix./; 
+                        } else {
+                            return $errortxt;
+                        }
+                    }
 		    push(@imports, [$name, $url, $residx]);
 		}
 	    }
@@ -1900,35 +1862,61 @@ sub editor {
         unless ($name) { $idx++; next; }
         $output .= &entryline($idx,$name,$url,$folder,$allowed,$res,
                               $coursenum,$coursedom,$crstype,
-                              $uploadtag,$supplementalflag);
+                              $pathitem,$supplementalflag);
         $idx++;
         $shown++;
     }
     &Apache::loncommon::end_data_table_count();
-    
-    if ($shown) {
-        $to_show = &Apache::loncommon::start_scrollbox('900px','880px','400px','contentscroll')
-                  .&Apache::loncommon::start_data_table(undef,'contentlist');
-        if ($allowed) {
-            $to_show .= &Apache::loncommon::start_data_table_header_row()
-                     .'<th colspan="2">'.&mt('Move').'</th>'
-                     .'<th>'.&mt('Actions').'</th>'
-                     .'<th colspan="2">'.&mt('Document').'</th>';
-            if ($folder !~ /^supplemental/) {
-                $to_show .= '<th colspan="4">'.&mt('Settings').'</th>';
+
+    if (($allowed) || ($supplementalflag && $folder eq 'supplemental')) {
+        if ($shown) {
+            if ($allowed) {
+                $to_show = &Apache::loncommon::start_scrollbox('900px','880px','400px','contentscroll')
+                          .&Apache::loncommon::start_data_table(undef,'contentlist')
+                          .&Apache::loncommon::start_data_table_header_row()
+                          .'<th colspan="2">'.&mt('Move').'</th>'
+                          .'<th>'.&mt('Actions').'</th>'
+                          .'<th colspan="2">'.&mt('Document').'</th>';
+                if ($folder !~ /^supplemental/) {
+                    $to_show .= '<th colspan="4">'.&mt('Settings').'</th>';
+                }
+                $to_show .= &Apache::loncommon::end_data_table_header_row()
+                           .$output.' '
+                           .&Apache::loncommon::end_data_table()
+                           .'<br style="line-height:2px;" />'
+                           .&Apache::loncommon::end_scrollbox();
+            } else {
+                $to_show = '<table><tr><td>'.&Apache::loncommon::help_open_menu('Navigation Screen','Navigation_Screen',undef,'RAT')
+                           .'</td><td class="LC_middle">'.&mt('Tools:').'</td>'
+                           .'<td align="left"><ul id="LC_toolbar">'
+                           .'<li><a href="/adm/coursedocs?forcesupplement=1" '
+                           .'id="LC_content_toolbar_edittoplevel" '
+                           .'class="LC_toolbarItem" '
+                           .'title="'.&mt('Supplemental Content Editor').'">'
+                           .'</a></li></ul></td></tr></table><br />'
+                           .&Apache::loncommon::start_data_table('LC_tableOfContent')
+                           .$output.' '
+                           .&Apache::loncommon::end_data_table();
             }
-            $to_show .= &Apache::loncommon::end_data_table_header_row();
+        } else {
+            $to_show .= &Apache::loncommon::start_scrollbox('400px','380px','200px','contentscroll')
+                       .'<div class="LC_info" id="contentlist">'
+                       .&mt('Currently no documents.')
+                       .'</div>'
+                       .&Apache::loncommon::end_scrollbox();
         }
-        $to_show .= $output.' '
-                 .&Apache::loncommon::end_data_table()
-                 .'<br style="line-height:2px;" />'
-                 .&Apache::loncommon::end_scrollbox();
     } else {
-        $to_show .= &Apache::loncommon::start_scrollbox('400px','380px','200px','contentscroll')
-                 .'<div class="LC_info" id="contentlist">'
-                 .&mt('Currently no documents.')
-                 .'</div>'
-                 .&Apache::loncommon::end_scrollbox();
+        if ($shown) {
+            $to_show = '<div>'
+                      .&Apache::loncommon::start_data_table('LC_tableOfContent')
+                      .$output
+                      .&Apache::loncommon::end_data_table()
+                      .'</div>';
+        } else {
+            $to_show = '<div class="LC_info" id="contentlist">'
+                      .&mt('Currently no documents.')
+                      .'</div>'
+        }
     }
     my $tid = 1;
     if ($supplementalflag) {
@@ -1940,19 +1928,6 @@ sub editor {
                                        $readfile));
         &print_paste_buffer($r,$container,$folder,$coursedom,$coursenum);
     } else {
-        if (&Apache::lonnet::allowed('mdc',$env{'request.course.id'})) {
-            #Function Box for Supplemental Content for users with mdc priv.
-            my $funcname = &mt('Folder Editor');
-            $r->print(
-                &Apache::loncommon::head_subbox(
-                    &Apache::lonhtmlcommon::start_funclist().
-                    &Apache::lonhtmlcommon::add_item_funclist(
-                        '<a href="/adm/coursedocs?command=direct&forcesupplement=1&'.
-                        'supppath='.&HTML::Entities::encode($env{'form.folderpath'}).'">'.
-                        '<img src="/res/adm/pages/docs.png" alt="'.$funcname.'" class="LC_icon" />'.
-                        '<span class="LC_menubuttons_inline_text">'.$funcname.'</span></a>').
-                          &Apache::lonhtmlcommon::end_funclist()));
-        }
         $r->print($to_show);
     }
     return;
@@ -2118,7 +2093,7 @@ sub is_supplemental_title {
 
 sub entryline {
     my ($index,$title,$url,$folder,$allowed,$residx,$coursenum,$coursedom,
-        $crstype,$uploadtag,$supplementalflag)=@_;
+        $crstype,$pathitem,$supplementalflag)=@_;
     my ($foldertitle,$pagetitle,$renametitle);
     if (&is_supplemental_title($title)) {
 	($title,$foldertitle,$renametitle) = &Apache::loncommon::parse_supplemental_title($title);
@@ -2151,15 +2126,21 @@ sub entryline {
         $esc_path=&escape($env{'form.pagepath'});
 	$path = &HTML::Entities::encode($env{'form.pagepath'},'<>&"');
     }
-    if (!$supplementalflag && $residx) {
+    my $isexternal;
+    if ($residx) {
         my $currurl = $url;
         $currurl =~ s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/};
-        my $path = 'uploaded/'.
-                   $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
-                   $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
-        $symb = &Apache::lonnet::encode_symb($path.$folder.".$container",
-                                             $residx,
-                                             &Apache::lonnet::declutter($currurl));
+        if ($currurl =~ m{^/adm/wrapper/ext/}) {
+            $isexternal = 1;
+        }
+        if (!$supplementalflag) {
+            my $path = 'uploaded/'.
+                       $env{'course.'.$env{'request.course.id'}.'.domain'}.'/'.
+                       $env{'course.'.$env{'request.course.id'}.'.num'}.'/';
+            $symb = &Apache::lonnet::encode_symb($path.$folder.".$container",
+                                                 $residx,
+                                                 &Apache::lonnet::declutter($currurl));
+        }
     }
     my %lt;
     if ($allowed) {
@@ -2202,9 +2183,9 @@ sub entryline {
         my $nocut=0;
         my $noremove=0;
         if ($url=~ m{^/res/.+\.(page|sequence)$}) {
-            # no copy for published maps
-            $nocopy=1;
-        }
+	    # no copy for published maps
+	    $nocopy=1;
+	}
         if ($url=~/^\/res\/lib\/templates\//) {
            $nocopy=1;
            $nocut=1;
@@ -2258,10 +2239,7 @@ sub entryline {
                 $nocopy=1;
             }
         }
-        my $copylink='&nbsp;';
-        my $cutlink='&nbsp;';
-        my $removelink='&nbsp;';
-
+        my ($copylink,$cutlink,$removelink,$renamelink);
 	my $skip_confirm = 0;
 	if ( $folder =~ /^supplemental/
 	     || ($url =~ m{( /smppg$
@@ -2269,26 +2247,41 @@ sub entryline {
 			    |/aboutme$
 			    |/navmaps$
 			    |/bulletinboard$
-			    |\.html$
-			    |^/adm/wrapper/ext)}x)) {
+			    |\.html$)}x)
+             || $isexternal) {
 	    $skip_confirm = 1;
 	}
 
-	if (!$nocopy) {
+	if ($nocopy) {
+            $copylink=(<<ENDCOPY);
+<span style="visibility: hidden;">$lt{'cp'}</span>
+ENDCOPY
+        } else {
 	    $copylink=(<<ENDCOPY);
 <a href="javascript:markcopy('$esc_path','$index','$renametitle','$container','$symb','$folder');" class="LC_docs_copy">$lt{'cp'}</a>
 ENDCOPY
         }
-	if (!$nocut) {
+	if ($nocut) {
+            $cutlink=(<<ENDCUT);
+<span style="visibility: hidden;">$lt{'ct'}</span>
+ENDCUT
+        } else {
 	    $cutlink=(<<ENDCUT);
 <a href="javascript:cutres('$esc_path','$index','$renametitle','$container','$symb','$folder',$skip_confirm);" class="LC_docs_cut">$lt{'ct'}</a>
 ENDCUT
         }
-        if (!$noremove) {
+        if ($noremove) {
+            $removelink=(<<ENDREM);
+<span style="visibility: hidden;">$lt{'rm'}</a>
+ENDREM
+        } else {
             $removelink=(<<ENDREM);
 <a href='javascript:removeres("$esc_path","$index","$renametitle","$container","$symb",$skip_confirm);' class="LC_docs_remove">$lt{'rm'}</a>
 ENDREM
         }
+        $renamelink=(<<ENDREN);
+<a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
+ENDREN
 	$form_start = '
    <form action="/adm/coursedocs" method="post">
 ';
@@ -2318,11 +2311,12 @@ END
    $selectbox
    $form_end
 </td>
-<td class="LC_docs_entry_commands">
+<td class="LC_docs_entry_commands"><span class="LC_nobreak">
 $removelink
+$renamelink
 $cutlink
-   <a href='javascript:changename("$esc_path","$index","$renametitle","$container","$symb");' class="LC_docs_rename">$lt{'rn'}</a>
 $copylink
+</span>
 </td>
 END
 
@@ -2362,7 +2356,7 @@ END
     my $editlink;
     my $orig_url = $url;
     $orig_url=~s{http(&colon;|:)//https(&colon;|:)//}{https$2//};
-    my $external = ($url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/});
+    $url=~s{^http(|s)(&colon;|:)//}{/adm/wrapper/ext/};
     if (!$supplementalflag && $residx && $symb) {
         if ($container eq 'page') {
             $url=&Apache::lonnet::clutter((&Apache::lonnet::decode_symb($symb))[2]);
@@ -2383,23 +2377,27 @@ END
 	        }
 	    } elsif ($url=~m|^/ext/|) {
 	        $url='/adm/wrapper'.$url;
-	        $external = 1;
- 	    }
+	    }
             if (&Apache::lonnet::symbverify($symb,$url)) {
-                $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
+	        $url.=(($url=~/\?/)?'&':'?').'symb='.&escape($symb);
             } else {
                 $url='';
             }
-        }
+	}
     }
     my ($rand_pick_text,$rand_order_text);
     if ($isfolder || $extension eq 'sequence') {
 	my $foldername=&escape($foldertitle);
 	my $folderpath=$env{'form.folderpath'};
 	if ($folderpath) { $folderpath.='&' };
+        if (!$allowed && $supplementalflag) {
+            $folderpath.=$folderarg.'&'.$foldername;
+            $url.='folderpath='.&escape($folderpath);
+        } else {
 # Append randompick number, hidden, and encrypted with ":" to foldername,
 # so it gets transferred between levels
-	$folderpath.=$folderarg.'&'.$foldername.':'.(&LONCAPA::map::getparameter($orderidx,
+	    $folderpath.=$folderarg.'&'.$foldername.
+                                              ':'.(&LONCAPA::map::getparameter($orderidx,
                                               'parameter_randompick'))[0]
                                                .':'.((&LONCAPA::map::getparameter($orderidx,
                                               'parameter_hiddenresource'))[0]=~/^yes$/i)
@@ -2407,28 +2405,38 @@ END
                                               'parameter_encrypturl'))[0]=~/^yes$/i)
                                                .':'.((&LONCAPA::map::getparameter($orderidx,
                                               'parameter_randomorder'))[0]=~/^yes$/i);
-	$url.='folderpath='.&escape($folderpath);
-        my $rpicknum = (&LONCAPA::map::getparameter($orderidx,
-                                                   'parameter_randompick'))[0];
-        my $rpckchk;
-        if ($rpicknum) {
-            $rpckchk = ' checked="checked"';
-        }
-        my $formname = 'edit_rpick_'.$orderidx;
-	$rand_pick_text = 
+	    $url.='folderpath='.&escape($folderpath);
+            my $rpicknum = (&LONCAPA::map::getparameter($orderidx,
+                                                        'parameter_randompick'))[0];
+            my $rpckchk;
+            if ($rpicknum) {
+                $rpckchk = ' checked="checked"';
+            }
+            my $formname = 'edit_rpick_'.$orderidx;
+	    $rand_pick_text = 
 '<form action="/adm/coursedocs" method="post" name="'.$formname.'">'."\n".
 $form_common."\n".
 '<span class="LC_nobreak"><label><input type="checkbox" name="randpickon_'.$orderidx.'" id="rpick_'.$orderidx.'" onclick="'."updatePick(this.form,'$orderidx','check');".'"'.$rpckchk.' /> '.&mt('Randomly Pick').'</label><input type="hidden" name="randompick_'.$orderidx.'" id="rpicknum_'.$orderidx.'" value="'.$rpicknum.'" />';
-        if ($rpicknum ne '') {
-            $rand_pick_text .= ':&nbsp;<a href="javascript:updatePick('."document.$formname,'$orderidx','link'".')">'.$rpicknum.'</a>';
-        }
-        $rand_pick_text .= '</span></form>';
-    	my $ro_set=
-	    ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
-	$rand_order_text = 
+            if ($rpicknum ne '') {
+                $rand_pick_text .= ':&nbsp;<a href="javascript:updatePick('."document.$formname,'$orderidx','link'".')">'.$rpicknum.'</a>';
+            }
+            $rand_pick_text .= '</span></form>';
+    	    my $ro_set=
+	        ((&LONCAPA::map::getparameter($orderidx,'parameter_randomorder'))[0]=~/^yes$/i?' checked="checked"':'');
+	    $rand_order_text = 
 $form_start.
 $form_common.'
 <span class="LC_nobreak"><label><input type="checkbox" name="randomorder_'.$orderidx.'" onclick="'."this.form.changeparms.value='randomorder';this.form.submit()".'" '.$ro_set.' /> '.&mt('Random Order').' </label></span></form>';
+        }
+    } elsif ($supplementalflag && !$allowed) {
+        $url .= ($url =~ /\?/) ? '&amp;':'?';
+        $url .= 'folderpath='.&HTML::Entities::encode($esc_path,'<>&"');
+        if ($title) {
+            $url .= '&amp;title='.&HTML::Entities::encode($renametitle,'<>&"');
+        }
+        if ($isexternal && $orderidx) {
+            $url .= '&amp;idx='.$orderidx;
+        }
     }
     if ($ispage) {
         my $pagename=&escape($pagetitle);
@@ -2440,40 +2448,22 @@ $form_common.'
 	    '&amp;pagesymb='.&escape($symb);
     }
     if ($allowed) {
-        my $fileloc =
+        my $fileloc = 
             &Apache::lonnet::declutter(&Apache::lonnet::filelocation('',$orig_url));
-
-        if ($external) {
-            $editlink = <<"EXTLNK";
-            &nbsp;
-            <a class="LC_docs_ext_edit" href="javascript:editext('$residx');">
-            $lt{'ed'}</a>
-            <form action="/adm/coursedocs" method="post" name="editext_$residx">
-            <fieldset id="uploadext$residx" style="display: none;" />
-            <input type="hidden" name="active" value="aa" />
-            <span class="LC_nobreak">
-            <span class="LC_docs_ext_edit">$lt{'ul'}&nbsp;</span>
-            <input type="text" size="40" name="exturl" id="exturl_$residx" value="$orig_url" />&nbsp;
-            <a class="LC_docs_ext_edit" href="javascript:extUrlPreview('exturl_$residx');">$lt{'pr'}</a></span>
-            </span><br />
-            <span class="LC_nobreak">
-            <span class="LC_docs_ext_edit">$lt{'ti'}&nbsp;</span>
-            <input type="text" size="40" name="exttitle" value="$title" />
-            $uploadtag
-            <input type="hidden" name="importdetail" value="" />
-            <input type="button" value="$lt{'sv'}" onclick="javascript:setExternal(this.form,'$residx')" />
-            </span>
-            </fieldset>
-            </form>
-EXTLNK
-        } else {
-            my ($cfile,$home,$switchserver,$uploaded) =
-                &Apache::lonnet::can_edit_resource($fileloc,$coursenum,$coursedom);
-            if (($cfile ne '') && ($symb ne '')) {
-                my $jscall =
+        if ($isexternal) {
+            $editlink = '&nbsp;'.
+                &Apache::lonextresedit::extedit_form(0,$residx,$orig_url,$title,$pathitem);
+        } elsif (!$isfolder && !$ispage) {
+            my ($cfile,$home,$switchserver,$forceedit,$forceview) = 
+                &Apache::lonnet::can_edit_resource($fileloc,$coursenum,$coursedom,$orig_url);
+            if (($cfile ne '') && ($symb ne '' || $supplementalflag)) {
+                my $jscall = 
                     &Apache::lonhtmlcommon::jump_to_editres($cfile,$home,
                                                             $switchserver,
-                                                            $uploaded,$symb);
+                                                            $forceedit,
+                                                            undef,$symb,
+                                                            &escape($env{'form.folderpath'}),
+                                                            $renametitle);
                 if ($jscall) {
                     $editlink = '&nbsp;<a class="LC_docs_ext_edit" href="javascript:'.
                                 $jscall.'" >'.&mt('Edit').'</a>';
@@ -2536,6 +2526,30 @@ ENDPARMS
     return $line;
 }
 
+sub newmap_suffix {
+    my ($area,$container,$coursedom,$coursenum) = @_;
+    my ($prefix,$idtype,$errtext,$locknotfreed);
+    $prefix = 'docs';
+    if ($area eq 'supplemental') {
+        $prefix = 'supp';
+    }
+    $prefix .= $container;
+    $idtype = 'concat';
+    my ($suffix,$freedlock,$error) =
+        &Apache::lonnet::get_timebased_id($prefix,'num','uploadedmaps',
+                                          $coursedom,$coursenum);
+    if (!$suffix) {
+        $errtext = &mt('Failed to acquire a unique timestamp-based suffix for the new folder/page.');
+        if ($error) {
+            $errtext .= '<br />'.$error;
+        }
+    }
+    if ($freedlock ne 'ok') {
+        $locknotfreed = '<div class="LC_error">'.&mt('There was a problem removing a lockfile. This will prevent creation of additional folders or composite pages in this course.  Please contact the domain coordinator for your LON-CAPA domain.').'</div>';
+    }
+    return ($suffix,$errtext,$locknotfreed);
+}
+
 =pod
 
 =item tiehash()
@@ -2902,7 +2916,7 @@ ENDHEADERS
     '</b>');
     foreach my $key (sort(keys(%changes))) {
         #excludes not versionable problems from resource version history:
-        next unless ($changes{$key}>$starttime && $key !~ /^\/res\/lib\/templates/);
+        if ($changes{$key}>$starttime && $key !~ /^\/res\/lib\/templates/) {
 	    my ($root,$extension)=($key=~/^(.*)\.(\w+)$/);
 	    my $currentversion=&Apache::lonnet::getversion($key);
 	    if ($currentversion<0) {
@@ -3093,6 +3107,7 @@ sub startContentScreen {
     if (($mode eq 'navmaps') || ($mode eq 'supplemental')) {
         $output .= '<li'.(($mode eq 'navmaps')?' class="active"':'').'><a href="/adm/navmaps"><b>&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Overview').'&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
         $output .= '<li'.(($mode eq 'coursesearch')?' class="active"':'').'><a href="/adm/searchcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Search').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
+        $output .= '<li'.(($mode eq 'courseindex')?' class="active"':'').'><a href="/adm/indexcourse"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Index').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
         $output .= '<li '.(($mode eq 'suppdocs')?' class="active"':'').'><a href="/adm/supplemental"><b>'.&mt('Supplemental Content').'</b></a></li>';
     } else {
         $output .= '<li '.(($mode eq 'docs')?' class="active"':'').' id="tabbededitor"><a href="/adm/coursedocs?forcestandard=1"><b>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;'.&mt('Content Editor').'&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</b></a></li>'."\n";
@@ -3139,7 +3154,7 @@ sub handler {
 	               'Adding_External_Resource','Navigate_Content',
 	               'Adding_Folders','Docs_Overview', 'Load_Map',
 	               'Supplemental','Score_Upload_Form','Adding_Pages',
-                       'Importing_LON-CAPA_Resource','Importing_IMS_Course',
+	               'Importing_LON-CAPA_Resource','Importing_IMS_Course',
                        'Uploading_From_Harddrive',
 	               'Check_Resource_Versions','Verify_Content') {
 	$help{$topic}=&Apache::loncommon::help_open_topic('Docs_'.$topic);
@@ -3202,7 +3217,7 @@ sub handler {
     &Apache::loncommon::get_unprocessed_cgi($ENV{'QUERY_STRING'},
                                             ['folderpath','pagepath',
                                              'pagesymb','forcesupplement','forcestandard',
-                                             'tools','symb','command']);
+                                             'tools','symb','command','supppath']);
 
 # standard=1: this is a "new-style" course with an uploaded map as top level
 # standard=2: this is a "old-style" course, and there is nothing we can do
@@ -3231,7 +3246,7 @@ sub handler {
     my $addentries = {};
     my $container;
     my $containertag;
-    my $uploadtag;
+    my $pathitem;
 
 # Do we directly jump somewhere?
 
@@ -3272,21 +3287,31 @@ sub handler {
                        }
                    }
                }
-               $path .= '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
-                    &Apache::lonhtmlcommon::entity_encode($mapresobj->title()).
+               $path =~ s/^\&//;
+               my $maptitle = $mapresobj->title();
+               if ($mapurl eq 'default') {
+                   $maptitle = 'Main Course Documents';
+               }
+               $path .= (($path ne '')? '&' : '').
+                    &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                    &Apache::lonhtmlcommon::entity_encode($maptitle).
                     ':'.$mapresobj->randompick().
                     ':'.$mapresobj->randomout().
                     ':'.$mapresobj->encrypted().
                     ':'.$mapresobj->randomorder();
            } else {
                my $maptitle = &Apache::lonnet::gettitle($mapurl);
-               $path = '&default&...::::'.
-                   '&'.&Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
-                   &Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
+               if ($mapurl eq 'default') {
+                   $maptitle = 'Main Course Documents';
+               }
+               $path = &Apache::lonhtmlcommon::entity_encode($mapurl).'&'.
+                       &Apache::lonhtmlcommon::entity_encode($maptitle).'::::';
+           }
+           unless ($mapurl eq 'default') {
+               $path = 'default&'.
+                       &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
+                       '::::&'.$path;
            }
-           $path = 'default&'.
-                   &Apache::lonhtmlcommon::entity_encode('Main Course Documents').
-                   $path;
            if ($type eq 'sequence') {
                $env{'form.folderpath'}=$path;
                $env{'form.pagepath'}='';
@@ -3313,10 +3338,10 @@ sub handler {
        $stored_folderpath='docs_sup_folderpath';
     }
 
-# No folderpath, no pagepath, see if we have something stored
-    if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'})) {
+# No folderpath, no pagepath, and in edit mode, see if we have something stored
+    if ((!$env{'form.folderpath'}) && (!$env{'form.pagepath'}) && $allowed) {
         &Apache::loncommon::restore_course_settings($stored_folderpath,
-                                              {'folderpath' => 'scalar'});
+                                          {'folderpath' => 'scalar'});
     }
    
 # If we are not allowed to make changes, all we can see are supplemental docs
@@ -3348,9 +3373,11 @@ sub handler {
 
 # Store this
     unless ($toolsflag) {
-        &Apache::loncommon::store_course_settings($stored_folderpath,
-                                                  {'pagepath' => 'scalar',
-                                                   'folderpath' => 'scalar'});
+        if ($allowed) {
+            &Apache::loncommon::store_course_settings($stored_folderpath,
+                                                      {'pagepath' => 'scalar',
+                                                       'folderpath' => 'scalar'});
+        }
         if ($env{'form.folderpath'}) {
 	    my (@folderpath)=split('&',$env{'form.folderpath'});
 	    $env{'form.foldername'}=&unescape(pop(@folderpath));
@@ -3364,7 +3391,7 @@ sub handler {
             $container='page';
             $containertag = '<input type="hidden" name="pagepath" value="" />'.
 	                    '<input type="hidden" name="pagesymb" value="" />';
-            $uploadtag = 
+            $pathitem = 
                 '<input type="hidden" name="pagepath" value="'.&HTML::Entities::encode($env{'form.pagepath'},'<>&"').'" />'.
 	        '<input type="hidden" name="pagesymb" value="'.&HTML::Entities::encode($env{'form.pagesymb'},'<>&"').'" />'.
                 '<input type="hidden" name="folderpath" value="" />';
@@ -3378,7 +3405,7 @@ sub handler {
                 }
             }
             $containertag = '<input type="hidden" name="folderpath" value="" />';
-            $uploadtag = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
+            $pathitem = '<input type="hidden" name="folderpath" value="'.&HTML::Entities::encode($folderpath,'<>&"').'" />';
         }
         if ($r->uri=~/^\/adm\/coursedocs\/showdoc\/(.*)$/) {
            $showdoc='/'.$1;
@@ -3426,16 +3453,19 @@ sub handler {
 	    $script .= &editing_js($udom,$uname,$supplementalflag).
                        &history_tab_js().
                        &inject_data_js().
-                       &Apache::lonhtmlcommon::resize_scrollbox_js('docs',$tabidstr);
+                       &Apache::lonhtmlcommon::resize_scrollbox_js('docs',$tabidstr).
+                       &Apache::lonextresedit::extedit_javascript();
             $addentries = {
                             onload   => "javascript:resize_scrollbox('contentscroll','1','1');",
                           };
         }
         if ($env{'docs.markedcopy_url'}) {
-            $script .= &paste_popup_js();
+            $script .= &paste_popup_js(); 
         }
         my $confirm_switch = &mt("Editing requires switching to the resource's home server.").'\n'.
                              &mt('Switch server?');
+        
+
     }
 # -------------------------------------------------------------------- Body tag
     $script = '<script type="text/javascript">'."\n"
@@ -3446,22 +3476,26 @@ sub handler {
 
     # Breadcrumbs
     &Apache::lonhtmlcommon::clear_breadcrumbs();
-    unless ($showdoc) {
+
+    if ($showdoc) {
+        $r->print(&Apache::loncommon::start_page("$crstype documents",undef,
+                                                {'force_register' => $showdoc,}));
+    } elsif ($r->uri eq '/adm/supplemental') {
+        my $brcrum = &Apache::lonhtmlcommon::docs_breadcrumbs(undef,$crstype);
+        $r->print(&Apache::loncommon::start_page("Supplemental $crstype Content",undef,
+                                                {'bread_crumbs' => $brcrum,}));
+    } else {
         &Apache::lonhtmlcommon::add_breadcrumb({
             href=>"/adm/coursedocs",text=>"$crstype Contents"});
 
         $r->print(&Apache::loncommon::start_page("$crstype Contents", $script,
-                                                 {'force_register' => $showdoc,
-                                                  'add_entries'    => $addentries,
-                                                 })
+                                                 {'add_entries'    => $addentries}
+                                                )
                  .&Apache::loncommon::help_open_menu('','',273,'RAT')
                  .&Apache::lonhtmlcommon::breadcrumbs(
                      'Editing '.$crstype.' Contents',
                      'Docs_Adding_Course_Doc')
         );
-    } else {
-        $r->print(&Apache::loncommon::start_page("$crstype documents",undef,
-                                                {'force_register' => $showdoc,}));
     }
 
   my %allfiles = ();
@@ -3532,7 +3566,7 @@ sub handler {
                 'upld' => 'Import Content',
                 'srch' => 'Search',
                 'impo' => 'Import',
-                'lnks' => 'Import from Stored Links',
+		'lnks' => 'Import from Stored Links',
                 'impm' => 'Import from Assembled Map',
                 'selm' => 'Select Map',
                 'load' => 'Load Map',
@@ -3554,13 +3588,13 @@ sub handler {
                 'imsf' => 'IMS Import',
                 'imsl' => 'Import IMS package',
                 'cms'  => 'Origin of IMS package',
-                'file' =>  'File',
                 'se'   => 'Select',
+                'file' =>  'File',
                 'title' => 'Title',
                 'comment' => 'Comment',
                 'url'  => 'URL',
                 'prev' => 'Preview',
-                'lnk'  => 'Add Link',
+                'lnk'  => 'Add Link', 
                 'parse' => 'Upload embedded images/multimedia files if HTML file',
 		'nd' => 'Upload Document',
 		'pm' => 'Published Map',
@@ -3583,7 +3617,7 @@ FIUP
 CHBO
         my $imsfolder = $env{'form.folder'};
         if ($imsfolder eq '') {
-            $imsfolder = 'default';
+            $imsfolder = 'default';  
         }
         my $imspform=(<<IMSFORM);
         <a class="LC_menubuttons_link" href="javascript:toggleUpload('ims');">
@@ -3594,7 +3628,7 @@ CHBO
         $fileupload
         <br />
         <p>
-        $lt{'cms'}:&nbsp;
+        $lt{'cms'}:&nbsp; 
         <select name="source">
         <option value="-1" selected="selected">$lt{'se'}</option>
         <option value="bb5">Blackboard 5</option>
@@ -3610,7 +3644,7 @@ CHBO
         </form>
 IMSFORM
 
-        my $fileuploadform=(<<FUFORM);
+	my $fileuploadform=(<<FUFORM);
         <a class="LC_menubuttons_link" href="javascript:toggleUpload('doc');">
         $lt{'upfi'}</a> $help{'Uploading_From_Harddrive'}
         <form name="uploaddocument" action="/adm/coursedocs" method="post" enctype="multipart/form-data">
@@ -3621,7 +3655,7 @@ IMSFORM
 	<br />
 	$lt{'title'}:<br />
 	<input type="text" size="60" name="comment" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="cmd" value="upload_default" />
 	<br />
 	<span class="LC_nobreak" style="float:left">
@@ -3633,16 +3667,16 @@ IMSFORM
         </form>
 FUFORM
 
-        my $importpubform=(<<SEDFFORM);
+	my $importpubform=(<<SEDFFORM);
         <a class="LC_menubuttons_link" href="javascript:toggleMap();">
         $lt{'impm'}</a>$help{'Load_Map'}
-        <form action="/adm/coursedocs" method="post" name="mapimportform">
+	<form action="/adm/coursedocs" method="post" name="mapimportform">
         <fieldset id="importmapform" style="display: none;" />
         <legend>$lt{'impm'}</legend>
-        <input type="hidden" name="active" value="bb" />
+	<input type="hidden" name="active" value="bb" />
         $lt{'copm'}<br />
         <span class="LC_nobreak">
-        <input type="text" name="importmap" size="40" value=""
+        <input type="text" name="importmap" size="40" value="" 
         onfocus="this.blur();openbrowser('mapimportform','importmap','sequence,page','');" />
         &nbsp;<a href="javascript:openbrowser('mapimportform','importmap','sequence,page','');">$lt{'selm'}</a><br />
         <input type="submit" name="loadmap" value="$lt{'load'}" />
@@ -3650,35 +3684,16 @@ FUFORM
         </form>
 
 SEDFFORM
-
-	my @simpleeditdefaultforma = ( 
-	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/src.png" alt="'.$lt{srch}.'"  onclick="javascript:groupsearch()" />' => "$uploadtag<a class='LC_menubuttons_link' href='javascript:groupsearch()'>$lt{'srch'}</a>" },
+	my @importpubforma = (
+	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/src.png" alt="'.$lt{srch}.'"  onclick="javascript:groupsearch()" />' => $pathitem."<a class='LC_menubuttons_link' href='javascript:groupsearch()'>$lt{'srch'}</a>" },
 	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/res.png" alt="'.$lt{impo}.'"  onclick="javascript:groupimport();"/>' => "<a class='LC_menubuttons_link' href='javascript:groupimport();'>$lt{'impo'}</a>$help{'Importing_LON-CAPA_Resource'}" },
-        { '<img class="LC_noBorder LC_middle" src="/res/adm/pages/wishlist.png" alt="'.$lt{lnks}.'" onclick="javascript:open_StoredLinks_Import();" />' => "<a class='LC_menubuttons_link' href='javascript:open_StoredLinks_Import();'>$lt{'lnks'}</a>" },
+	{ '<img class="LC_noBorder LC_middle" src="/res/adm/pages/wishlist.png" alt="'.$lt{lnks}.'" onclick="javascript:open_StoredLinks_Import();" />' => "<a class='LC_menubuttons_link' href='javascript:open_StoredLinks_Import();'>$lt{'lnks'}</a>" },
         { '<img class="LC_noBorder LC_middle" src="/res/adm/pages/sequence.png" alt="'.$lt{impm}.'" onclick="javascript:toggleMap();" />' => $importpubform }
-        );
-        $importpubform = &create_form_ul(&create_list_elements(@importpubforma));
-
-      my $extresourcesform=(<<ERFORM);
-      <a class="LC_menubuttons_link" href="javascript:toggleUpload('ext');">$lt{'extr'}</a>$help{'Adding_External_Resource'}
-      <form action="/adm/coursedocs" method="post" name="newext">
-      <fieldset id="uploadextform" style="display: none;" />
-      <legend>$lt{'extr'}</legend>
-      <input type="hidden" name="active" value="aa" />
-      $lt{'url'}:<br />
-      <input type="text" size="60" name="exturl" id="exturl" value="http://" />
-      <input type="button" name="view" value="$lt{'prev'}" onclick="javascript:extUrlPreview('exturl');" /><br />
-      $lt{'title'}:<br />
-      <input type="text" size="60" name="exttitle" value="$lt{'extr'}" />
-      $uploadtag
-      <br />
-      <input type="hidden" name="importdetail" value="" />
-      <input type="button" value="$lt{'lnk'}" onclick="javascript:setExternal(this.form,0)" />
-      </fieldset>
-      </form>
-ERFORM
-
-
+	);
+	$importpubform = &create_form_ul(&create_list_elements(@importpubforma));
+        my $extresourcesform =
+            &Apache::lonextresedit::extedit_form(0,0,undef,undef,$pathitem,
+                                                 $help{'Adding_External_Resource'});
     if ($allowed) {
         my $folder = $env{'form.folder'};
         if ($folder eq '') {
@@ -3695,18 +3710,23 @@ ERFORM
  </form>
 
 HIDDENFORM
-        $r->print(&makesimpleeditform($uploadtag)."\n".
-                  &makedocslogform($uploadtag."\n".
+        $r->print(&makesimpleeditform($pathitem)."\n".
+                  &makedocslogform($pathitem."\n".
                                    '<input type="hidden" name="folder" value="'.
                                    $env{'form.folder'}.'" />'."\n"));
     }
 
 # Generate the tabs
-    my $mode;
+    my ($mode,$needs_end);
     if (($supplementalflag) && (!$allowed)) {
-        &Apache::lonnavdisplay::startContentScreen($r,'supplemental');
+        my @folders = split('&',$env{'form.folderpath'});
+        unless (@folders > 2) {
+            &Apache::lonnavdisplay::startContentScreen($r,'supplemental');
+            $needs_end = 1;
+        }
     } else {
         $r->print(&startContentScreen(($supplementalflag?'suppdocs':'docs')));
+        $needs_end = 1;
     }
 
 #
@@ -3719,7 +3739,7 @@ HIDDENFORM
            $folder='default';
 	   $savefolderpath = $env{'form.folderpath'};
 	   $env{'form.folderpath'}='default&'.&escape(&mt('Content'));
-           $uploadtag = '<input type="hidden" name="folderpath" value="'.
+           $pathitem = '<input type="hidden" name="folderpath" value="'.
 	       &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
        }
        my $postexec='';
@@ -3733,10 +3753,8 @@ HIDDENFORM
        } else {
            #$postexec='self.close();';
        }
-       my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
-                     '.sequence';
-       my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_'.time.
-                     '.page';
+       my $folderseq='/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.sequence';
+       my $pageseq = '/uploaded/'.$coursedom.'/'.$coursenum.'/default_new.page';
 	my $container='sequence';
 	if ($env{'form.pagepath'}) {
 	    $container='page';
@@ -3746,7 +3764,7 @@ HIDDENFORM
 	my $newnavform=(<<NNFORM);
 	<form action="/adm/coursedocs" method="post" name="newnav">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" 
 	value="$lt{'navc'}=/adm/navmaps" />
 	<a class="LC_menubuttons_link" href="javascript:document.newnav.submit()">$lt{'navc'}</a>
@@ -3756,7 +3774,7 @@ NNFORM
 	my $newsmppageform=(<<NSPFORM);
 	<form action="/adm/coursedocs" method="post" name="newsmppg">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makesmppage();"> $lt{'sipa'}</a>
 	$help{'Simple Page'}
@@ -3766,7 +3784,7 @@ NSPFORM
 	my $newsmpproblemform=(<<NSPROBFORM);
 	<form action="/adm/coursedocs" method="post" name="newsmpproblem">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makesmpproblem();">$lt{'sipr'}</a>
 	$help{'Simple Problem'}
@@ -3777,7 +3795,7 @@ NSPROBFORM
 	my $newdropboxform=(<<NDBFORM);
 	<form action="/adm/coursedocs" method="post" name="newdropbox">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makedropbox();">$lt{'drbx'}</a>
 	</form>
@@ -3786,7 +3804,7 @@ NDBFORM
 	my $newexuploadform=(<<NEXUFORM);
 	<form action="/adm/coursedocs" method="post" name="newexamupload">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makeexamupload();">$lt{'scuf'}</a>
 	$help{'Score_Upload_Form'}
@@ -3796,7 +3814,7 @@ NEXUFORM
 	my $newbulform=(<<NBFORM);
 	<form action="/adm/coursedocs" method="post" name="newbul">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makebulboard();" >$lt{'bull'}</a>
 	$help{'Bulletin Board'}
@@ -3806,7 +3824,7 @@ NBFORM
 	my $newaboutmeform=(<<NAMFORM);
 	<form action="/adm/coursedocs" method="post" name="newaboutme">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" 
 	value="$plainname=/adm/$udom/$uname/aboutme" />
 	<a class="LC_menubuttons_link" href="javascript:document.newaboutme.submit()">$lt{'mypi'}</a>
@@ -3817,7 +3835,7 @@ NAMFORM
 	my $newaboutsomeoneform=(<<NASOFORM);
 	<form action="/adm/coursedocs" method="post" name="newaboutsomeone">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makeabout();">$lt{'abou'}</a>
 	</form>
@@ -3827,7 +3845,7 @@ NASOFORM
 	my $newrosterform=(<<NROSTFORM);
 	<form action="/adm/coursedocs" method="post" name="newroster">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" 
 	value="$lt{'rost'}=/adm/viewclasslist" />
 	<a class="LC_menubuttons_link" href="javascript:document.newroster.submit()">$lt{'rost'}</a>
@@ -3859,7 +3877,7 @@ NPFORM
 
 	$newfolderform=(<<NFFORM);
 	<form action="/adm/coursedocs" method="post" name="newfolder">
-	<input type="hidden" name="folderpath" value="$path" />
+	$pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<input type="hidden" name="active" value="aa" />
 	<a href="javascript:makenewfolder(document.newfolder,'$folderseq');">$lt{'newf'}</a>$help{'Adding_Folders'}
@@ -3869,7 +3887,7 @@ NFFORM
 	my $newsylform=(<<NSYLFORM);
 	<form action="/adm/coursedocs" method="post" name="newsyl">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail" 
 	value="$lt{'syll'}=/public/$coursedom/$coursenum/syllabus" />
 	<a class="LC_menubuttons_link" href="javascript:document.newsyl.submit()">$lt{'syll'}</a>
@@ -3881,7 +3899,7 @@ NSYLFORM
 	my $newgroupfileform=(<<NGFFORM);
 	<form action="/adm/coursedocs" method="post" name="newgroupfiles">
 	<input type="hidden" name="active" value="cc" />
-	$uploadtag
+	$pathitem
 	<input type="hidden" name="importdetail"
 	value="$lt{'grpo'}=/adm/$coursedom/$coursenum/aboutme" />
 	<a class="LC_menubuttons_link" href="javascript:document.newgroupfiles.submit()">$lt{'grpo'}</a>
@@ -3897,7 +3915,6 @@ NGFFORM
         $specialdocumentsform = &create_form_ul(&create_list_elements(@specialdocumentsforma));
 
 
-
         my @importdoc = (
         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="toggleUpload(\'ext\');" />'=>$extresourcesform},
         {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/ims.png" alt="'.$lt{imsf}.'" onclick="javascript:toggleUpload(\'ims\');" />'=>$imspform},
@@ -3936,7 +3953,7 @@ unless ($env{'form.pagepath'}) {
  $hadchanges=0;
        unless (($supplementalflag || $toolsflag)) {
           my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                              $supplementalflag,\%orderhash,$iconpath,$uploadtag);
+                              $supplementalflag,\%orderhash,$iconpath,$pathitem);
           if ($error) {
              $r->print('<p><span class="LC_error">'.$error.'</span></p>');
           }
@@ -3961,12 +3978,11 @@ unless ($env{'form.pagepath'}) {
 	  $env{'form.folderpath'} = $savefolderpath;
        }
        $env{'form.pagepath'} = '';
+       $pathitem = '<input type="hidden" name="folderpath" value="'.
+                    &HTML::Entities::encode($env{'form.folderpath'},'<>&"').'" />';
        if ($allowed) {
 	   my $folderseq=
-	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_'.time.
-	       '.sequence';
-
-	   my $path = &HTML::Entities::encode($env{'form.folderpath'},'<>&"');
+	       '/uploaded/'.$coursedom.'/'.$coursenum.'/supplemental_new.sequence';
 
 	my $supupdocform=(<<SUPDOCFORM);
         <a class="LC_menubuttons_link" href="javascript:toggleUpload('suppdoc');">
@@ -3985,44 +4001,30 @@ unless ($env{'form.pagepath'}) {
 	$lt{'comment'}:<br />
 	<textarea cols="50" rows="4" name="comment"></textarea>
 	<br />
-	<input type="hidden" name="folderpath" value="$path" />
+	$pathitem
 	<input type="hidden" name="cmd" value="upload_supplemental" />
         <input type='submit' value="$lt{'upld'}" />
         </form>
+SUPDOCFORM
 
 	my $supnewfolderform=(<<SNFFORM);
 	<form action="/adm/coursedocs" method="post" name="supnewfolder">
 	<input type="hidden" name="active" value="ee" />
-	<input type="hidden" name="folderpath" value="$path" />
+        $pathitem
 	<input type="hidden" name="importdetail" value="" />
 	<a class="LC_menubuttons_link" href="javascript:makenewfolder(document.supnewfolder,'$folderseq');">$lt{'newf'}</a> 
 	$help{'Adding_Folders'}
 	</form>
 SNFFORM
 	
-        my $supextform=(<<ERFORM);
-        <a class="LC_menubuttons_link" href="javascript:toggleUpload('suppext');">$lt{'extr'}</a>$help{'Adding_External_Resource'}
-        <form action="/adm/coursedocs" method="post" name="newsuppext">
-        <fieldset id="uploadsuppextform" style="display: none;" />
-        <legend>$lt{'extr'}</legend>
-        <input type="hidden" name="active" value="ee" />
-        $lt{'url'}:<br />
-        <input type="text" size="60" name="exturl" id="exturl" value="http://" />
-        <input type="button" name="view" value="$lt{'prev'}" onclick="javascript:extUrlPreview('exturl');" /><br />
-        $lt{'title'}:<br />
-        <input type="text" size="60" name="exttitle" value="$lt{'extr'}" />
-        $uploadtag
-        <br />
-        <input type="hidden" name="importdetail" value="" />
-        <input type="button" value="$lt{'lnk'}" onclick="javascript:setExternal(this.form,0)" />
-        </fieldset>
-        </form>
-ERFORM
+        my $supextform =
+            &Apache::lonextresedit::extedit_form(1,0,undef,undef,$pathitem,
+                                                 $help{'Adding_External_Resource'});
 
 	my $supnewsylform=(<<SNSFORM);
 	<form action="/adm/coursedocs" method="post" name="supnewsyl">
 	<input type="hidden" name="active" value="ff" />
-	<input type="hidden" name="folderpath" value="$path" />
+        $pathitem
 	<input type="hidden" name="importdetail" 
 	value="Syllabus=/public/$coursedom/$coursenum/syllabus" />
 	<a class="LC_menubuttons_link" href="javascript:document.supnewsyl.submit()">$lt{'syll'}</a>
@@ -4033,7 +4035,7 @@ SNSFORM
 	my $supnewaboutmeform=(<<SNAMFORM);
 	<form action="/adm/coursedocs" method="post" name="supnewaboutme">
 	<input type="hidden" name="active" value="ff" />
-	<input type="hidden" name="folderpath" value="$path" />
+        $pathitem
 	<input type="hidden" name="importdetail" 
 	value="$plainname=/adm/$udom/$uname/aboutme" />
 	<a class="LC_menubuttons_link" href="javascript:document.supnewaboutme.submit()">$lt{'mypi'}</a>
@@ -4049,11 +4051,12 @@ my @specialdocs = (
             =>$supnewaboutmeform},
 		);
 my @supimportdoc = (
-		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="javascript:makenewext(\'supext\');" />'
+		{'<img class="LC_noBorder LC_middle" src="/res/adm/pages/extres.png" alt="'.$lt{extr}.'" onclick="toggleUpload(\'suppext\')" />'
             =>$supextform},
                 {'<img class="LC_noBorder LC_middle" src="/res/adm/pages/pdfupload.png" alt="'.$lt{upl}.'" onclick="javascript:toggleUpload(\'suppdoc\');" />'
             =>$supupdocform},
-        );
+                   );
+
 $supupdocform =  &create_form_ul(&create_list_elements(@supimportdoc));
 my %suporderhash = (
 		'00' => ['Supnewfolder', $supnewfolderform],
@@ -4062,20 +4065,22 @@ my %suporderhash = (
                 );
         if ($supplementalflag) {
            my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                               $supplementalflag,\%suporderhash,$iconpath,$uploadtag);
+                               $supplementalflag,\%suporderhash,$iconpath,$pathitem);
            if ($error) {
               $r->print('<p><span class="LC_error">'.$error.'</span></p>');
            }
         }
     } elsif ($supplementalflag) {
         my $error = &editor($r,$coursenum,$coursedom,$folder,$allowed,'',$crstype,
-                            $supplementalflag,'',$iconpath,$uploadtag);
+                            $supplementalflag,'',$iconpath,$pathitem);
         if ($error) {
             $r->print('<p><span class="LC_error">'.$error.'</span></p>');
         }
     }
 
-    $r->print(&endContentScreen());
+    if ($needs_end) {
+        $r->print(&endContentScreen());
+    }
 
     if ($allowed) {
 	$r->print('
@@ -4342,14 +4347,14 @@ sub generate_edit_table {
     my $backicon = $iconpath.'clickhere.gif';
     my $backtext = &mt('To Overview');
     $form = '<div class="LC_Box" style="margin:0;">'.
-             '<ul id="navigation'.$tid.'" class="LC_TabContent">'."\n".
-             '<li class="goback">'.
-             '<a href="javascript:toContents('."'$jumpto'".');">'.
-             '<img src="'.$backicon.'" class="LC_icon" style="border: none; vertical-align: top;"'.
-             '  alt="'.$backtext.'" />'.$backtext.'</a></li>'."\n".
-             '<li>'.
-             '<a href="javascript:groupopen('."'$readfile'".',1);">'.
-             &mt('Undo Delete').'</a></li>'."\n";
+            '<ul id="navigation'.$tid.'" class="LC_TabContent">'."\n".
+            '<li class="goback">'.
+            '<a href="javascript:toContents('."'$jumpto'".');">'.
+            '<img src="'.$backicon.'" class="LC_icon" style="border: none; vertical-align: top;"'.
+            '  alt="'.$backtext.'" />'.$backtext.'</a></li>'."\n".
+            '<li>'.
+            '<a href="javascript:groupopen('."'$readfile'".',1);">'.
+            &mt('Undo Delete').'</a></li>'."\n";
     if ($env{'form.docslog'}) {
         $form .= '<li class="active">';
     } else {
@@ -4453,10 +4458,6 @@ sub editing_js {
         $fieldsets = "'suppext','suppdoc'";
     }
 
-    my $urlregexp = <<'ENDREGEXP';
-/^([a-z]([a-z]|\d|\+|-|\.)*):(\/\/(((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:)*@)?((\[(|(v[\da-f]{1,}\.(([a-z]|\d|-|\.|_|~)|[!\$&'\(\)\*\+,;=]|:)+))\])|((\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5])\.(\d|[1-9]\d|1\d\d|2[0-4]\d|25[0-5]))|(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=])*)(:\d*)?)(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*|(\/((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)?)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)+(\/(([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)*)*)|((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)){0})(\?((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|[\uE000-\uF8FF]|\/|\?)*)?(\#((([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(%[\da-f]{2})|[!\$&'\(\)\*\+,;=]|:|@)|\/|\?)*)?$/i
-ENDREGEXP
-
     return <<ENDNEWSCRIPT;
 function makenewfolder(targetform,folderseq) {
     var foldername=prompt('$lt{"p_mnf"}','$lt{"t_mnf"}');
@@ -4474,20 +4475,6 @@ function makenewpage(targetform,folderse
     }
 }
 
-function editext(residx) {
-    if (document.getElementById('uploadext'+residx)) {
-        var curr = document.getElementById('uploadext'+residx).style.display;
-        if (curr == 'none') {
-            disp = 'block';
-        } else {
-            disp = 'none';
-        }
-        document.getElementById('uploadext'+residx).style.display=disp;
-    }
-    resize_scrollbox('contentscroll','1','1');
-    return;
-}
-
 function makeexamupload() {
    var title=prompt('$lt{"p_mxu"}');
    if (title) {
@@ -4570,26 +4557,15 @@ function toggleUpload(caller) {
 
 function toggleMap() {
     var disp = 'none';
-    var curr = document.getElementById('importmapform').style.display;
-    if (curr == 'none') {
-        disp='block';
-    }
-    document.getElementById('importmapform').style.display=disp;
-    resize_scrollbox('contentscroll','1','1');
-    return;
-}
-
-
-function extUrlPreview(caller) {
-    if (document.getElementById(caller)) {
-        var url = document.getElementById(caller).value;
-        var regexp = $urlregexp;
-        if (regexp.test(url)) {
-            openMyModal(url,500,400,'yes');
-        } else {
-            alert("$lt{'invurl'}");
+    if (document.getElementById('importmapform')) {
+        var curr = document.getElementById('importmapform').style.display;
+        if (curr == 'none') {
+            disp='block';
         }
+        document.getElementById('importmapform').style.display=disp;
+        resize_scrollbox('contentscroll','1','1');
     }
+    return;
 }
 
 function makeims(imsform) {
@@ -4605,31 +4581,6 @@ function makeims(imsform) {
     imsform.submit();
 }
 
-function setExternal(extform,residx) {
-    var title=extform.exttitle.value;
-    if (!String.trim) {
-        String.prototype.trim = function() {return this.replace(\/^\\s+|\\s+$\/g, "");};    }
-    var url=extform.exturl.value;
-    var regexp = $urlregexp;
-    if (title == null || title.trim()=="") {
-        alert("$lt{'titbl'}");
-        extform.exttitle.focus();
-        return;
-    }
-    if (regexp.test(url)) {
-        url = escape(url);
-        if (residx > 0) {
-            eval("extform.importdetail.value=title+'='+url+'='+residx;extform.submit();");
-        } else {
-            eval("extform.importdetail.value=title+'='+url;extform.submit();");
-        }
-    } else {
-        alert("$lt{'invurl'}");
-        extform.exturl.focus();
-        return;
-    }
-}
-
 function changename(folderpath,index,oldtitle,container,pagesymb) {
 var title=prompt('$lt{"p_chn"}',oldtitle);
 if (title) {
@@ -4782,6 +4733,7 @@ function showPage(current, pageId, nav,
 	currentData.style.display = 'block';
         activeTab = pageId;
         toggleUpload();
+        toggleMap();
         if (nav == 'mainnav') {
             var storedpath = "$docs_folderpath";
             if (storedpath == '') {