--- rat/lonwrapper.pm	2009/05/27 16:55:03	1.33
+++ rat/lonwrapper.pm	2009/10/21 22:46:31	1.34
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Wrapper for external and binary files as standalone resources
 #
-# $Id: lonwrapper.pm,v 1.33 2009/05/27 16:55:03 www Exp $
+# $Id: lonwrapper.pm,v 1.34 2009/10/21 22:46:31 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -131,6 +131,7 @@ sub handler {
 #
 	if ($is_ext) {
 	    $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/;
+            $ENV{'QUERY_STRING'} =~ s/\&$//;  
 	}
 	$url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; 
 	# reappend the query arguments