--- loncom/interface/lonmenu.pm	2023/11/03 01:12:15	1.541
+++ loncom/interface/lonmenu.pm	2023/11/19 21:28:17	1.542
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.541 2023/11/03 01:12:15 raeburn Exp $
+# $Id: lonmenu.pm,v 1.542 2023/11/19 21:28:17 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -245,7 +245,7 @@ sub prep_menuitem {
 # @primary_menu is filled within the BEGIN block of this module with 
 # entries from mydesk.tab
 sub primary_menu {
-    my ($crstype,$ltimenu,$menucoll,$menuref,$links_disabled,$links_target) = @_;
+    my ($crstype,$ltimenu,$menucoll,$menuref,$links_disabled,$links_target,$collapsible) = @_;
     my (%menu,%ltiexc,%menuopts);
     # each element of @primary contains following array:
     # (link url, icon path, alt text, link text, condition, position)
@@ -421,6 +421,10 @@ sub primary_menu {
     }
     my @output = ('','');
     if ($menu{'left'} ne '') {
+        if ($collapsible) {
+            $menu{'left'} = ($listclass?'<li class="'.$listclass.'">':'<li>').
+                            '&nbsp;</li>'.$menu{'left'};
+        }
         $output[0] = "<ol class=\"LC_primary_menu LC_floatleft\">$menu{'left'}</ol>";
     }
     if ($menu{'right'} ne '') {