--- loncom/interface/londocs.pm	2025/02/03 22:52:36	1.723
+++ loncom/interface/londocs.pm	2025/02/26 20:32:54	1.724
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.723 2025/02/03 22:52:36 raeburn Exp $
+# $Id: londocs.pm,v 1.724 2025/02/26 20:32:54 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4985,7 +4985,7 @@ sub editor {
                        .&Apache::loncommon::help_open_menu('Navigation Screen',
                                                            $helpitem,undef,'RAT')
                        .'</div><div class="LC_navtools">'.&mt('Tools:').'</div>'
-                       .'<div class="LC_navtools">'."\n".'<ul id="LC_toolbar">' 
+                       .'<div class="LC_navtools">'."\n".'<ul id="LC_toolbar">'
                        .'<li><a href="/adm/coursedocs?forcesupplement=1&amp;command=editsupp" '
                        .'id="LC_content_toolbar_edittoplevel" '
                        .'class="LC_toolbarItem" '
@@ -6841,7 +6841,8 @@ sub create_form_ul {
 
 sub startContentScreen {
     my ($mode) = @_;
-    my $output = '<ul class="LC_TabContentBigger" id="mainnav">';
+    my $output = '<div class="LC_landmark" role="main">'.
+                 '<ul class="LC_TabContentBigger" id="mainnav">';
     if (($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";
@@ -6865,7 +6866,7 @@ sub startContentScreen {
 #
 
 sub endContentScreen {
-    return '</div></div></div>';
+    return '</div></div></div></div>';
 }
 
 sub supplemental_base {