Index: dialog.js
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/dialog/dialog.js,v
retrieving revision 1.1.2.7
diff -u -p -r1.1.2.7 dialog.js
--- dialog.js	2 Feb 2011 15:57:39 -0000	1.1.2.7
+++ dialog.js	2 Feb 2011 17:07:19 -0000
@@ -112,7 +112,7 @@
     var url = object.attr('action');
     object.addClass('ctools-ajaxing');
     try {
-      url = url.replace(/\/nojs(\/|$)/g, '/ajax$1')
+      url = Drupal.CTools.AJAX.urlReplaceNojs(url);
 
       var ajaxOptions = {
         type: 'POST',