Index: domain_conf.module
===================================================================
--- domain_conf.module	(revision 147)
+++ domain_conf.module	(working copy)
@@ -572,7 +572,7 @@
     if (empty($delta)) {
       return;
     }
-    $data['subject'] = check_plain($menus[$string]);
+    $data['subject'] = check_plain($menus[$delta]);
     $data['content'] = menu_tree($delta);
     return $data;
   }