Index: modules/menu/menu.js
===================================================================
RCS file: /cvs/drupal/drupal/modules/menu/menu.js,v
retrieving revision 1.4
diff -u -p -r1.4 menu.js
--- modules/menu/menu.js	6 Nov 2009 03:17:59 -0000	1.4
+++ modules/menu/menu.js	7 Nov 2009 22:08:47 -0000
@@ -49,12 +49,12 @@ Drupal.behaviors.menuLinkAutomaticTitle 
         $link_title.val('');
         $link_title.removeData('menuLinkAutomaticTitleOveridden');
       }
-      $checkbox.closest('fieldset.vertical-tabs-pane').trigger('summaryUpdated');
+      $checkbox.trigger('formUpdated');
     });
     // Take over any title change.
     $title.keyup(function () {
       if (!$link_title.data('menuLinkAutomaticTitleOveridden') && $checkbox.attr('checked')) {
-        $link_title.val($title.val());
+        $link_title.val($title.val()).trigger('formUpdated');
       }
     });
   }