--- loncom/interface/lonmenu.pm	2012/05/18 16:54:56	1.369.2.3
+++ loncom/interface/lonmenu.pm	2012/05/21 16:25:37	1.369.2.4
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.369.2.3 2012/05/18 16:54:56 raeburn Exp $
+# $Id: lonmenu.pm,v 1.369.2.4 2012/05/21 16:25:37 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -237,7 +237,8 @@ sub primary_menu {
                         '&#9660;</span></span>';
                 }
             }
-            $menu .= '<li><a href="'.$link.'" target="'.$target.'">'.$title.'</a>';
+            $menu .= '<li class="LC_hoverable">'.
+                     '<a href="'.$link.'" target="'.$target.'">'.$title.'</a>';
             if ($numsub) {
                 $menu .= '<ul>';
                 foreach my $item (@{$primary_submenu{$menuitem->[3]}}) {
@@ -1495,6 +1496,20 @@ function annotate() {
    annotator.document.close();
 }
 
+(function (\$) {
+  \$(document).ready(function () {
+    \$.single=function(a){return function(b){a[0]=b;return a}}(\$([1]));
+    /*\@cc_on
+      if (!window.XMLHttpRequest) {
+        \$('.LC_hoverable').each(function () {
+          this.attachEvent('onmouseenter', function (evt) { \$.single(evt.srcElement).addClass('hover'); });
+          this.attachEvent('onmouseleave', function (evt) { \$.single(evt.srcElement).removeClass('hover'); });
+        });
+      }
+    \@*/
+  });
+}(jQuery));
+
 function set_bookmark() {
    go('');
    clienttitle=document.title;