--- rat/lonwrapper.pm	2009/10/21 22:46:31	1.34
+++ rat/lonwrapper.pm	2009/10/21 23:29:10	1.35
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Wrapper for external and binary files as standalone resources
 #
-# $Id: lonwrapper.pm,v 1.34 2009/10/21 22:46:31 raeburn Exp $
+# $Id: lonwrapper.pm,v 1.35 2009/10/21 23:29:10 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -133,7 +133,9 @@ sub handler {
 	    $ENV{'QUERY_STRING'}=~s/(^|\&)symb=[^\&]*/$1/;
             $ENV{'QUERY_STRING'} =~ s/\&$//;  
 	}
-	$url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'}; 
+        unless ($ENV{'QUERY_STRING'} eq '') {
+	    $url.=(($url=~/\?/)?'&':'?').$ENV{'QUERY_STRING'};
+        }
 	# reappend the query arguments
 	$r->print(&wrapper($orgurl,$url));
     } # not just the menu