--- loncom/homework/structuretags.pm	2015/02/22 15:23:57	1.529
+++ loncom/homework/structuretags.pm	2015/02/23 10:40:01	1.530
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.529 2015/02/22 15:23:57 raeburn Exp $
+# $Id: structuretags.pm,v 1.530 2015/02/23 10:40:01 droeschl Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -899,6 +899,7 @@ sub helpmenu_datastructure {
 sub convert_for_js {
     my $return = shift;
         $return =~ s|script|ESCAPEDSCRIPT|g;
+        $return =~ s|\\|\\\\|g;
         $return =~ s|\n|\\r\\n|g;
         $return =~ s|'|\\'|g;
 		$return =~ s|'|\\'|g;