--- loncom/xml/lonxml.pm	2004/07/19 16:48:28	1.331
+++ loncom/xml/lonxml.pm	2004/07/26 16:23:47	1.332
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.331 2004/07/19 16:48:28 albertel Exp $
+# $Id: lonxml.pm,v 1.332 2004/07/26 16:23:47 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -400,6 +400,7 @@ sub latex_special_symbols {
 	# any & or # leftover should be safe to just escape
         $string=~s/([^\\]|^)\&/$1\\\&/g;
         $string=~s/([^\\]|^)\#/$1\\\#/g;
+        $string=~s/\|/\$\\mid\$/g;
 #single { or } How to escape?
     }
     return $string;