diff -r 09c3ba4f6fbf -r 7f8262b2004a includes/clientside/static/dropdown.js
--- a/includes/clientside/static/dropdown.js	Sat Mar 14 15:26:33 2009 -0400
+++ b/includes/clientside/static/dropdown.js	Sun Mar 15 11:07:28 2009 -0400
@@ -456,6 +456,8 @@
   if(!type)
     type = '*';
   ret = new Array();
+  if ( !parent )
+    return ret;
   el = parent.getElementsByTagName(type);
   for ( var i = 0; i < el.length; i++ )
   {