--- loncom/xml/lonxml.pm	2007/04/07 01:21:59	1.443
+++ loncom/xml/lonxml.pm	2007/05/14 08:42:13	1.445
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.443 2007/04/07 01:21:59 albertel Exp $
+# $Id: lonxml.pm,v 1.445 2007/05/14 08:42:13 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -42,6 +42,7 @@ package Apache::lonxml;
 use vars 
 qw(@pwd @outputstack $redirection $import @extlinks $metamode $evaluate %insertlist @namespace $errorcount $warningcount);
 use strict;
+use LONCAPA;
 use HTML::LCParser();
 use HTML::TreeBuilder();
 use HTML::Entities();
@@ -1208,7 +1209,7 @@ sub writeallows {
     my %httpref=();
     foreach (@extlinks) {
        $httpref{'httpref.'.
- 	        &Apache::lonnet::hreflocation($thisdir,$_)}=$thisurl;
+ 	        &Apache::lonnet::hreflocation($thisdir,&unescape($_))}=$thisurl;
     }
     @extlinks=();
     &Apache::lonnet::appenv(%httpref);
@@ -1743,10 +1744,12 @@ sub register_insert_xml {
     
     # parse the allows and ignore tags set to <show>no</show>
     foreach my $tag (@alltags) {	
+        next if (!exists($insertlist{"$tag.allow"}));
 	my $allow =  $insertlist{"$tag.allow"};
        	foreach my $element (split(',',$allow)) {
 	    $element =~ s/(^\s*|\s*$ )//gx;
-	    if ($insertlist{"$element.show"} ne 'no') {
+	    if (exists($insertlist{"$element.show"})
+                && $insertlist{"$element.show"} ne 'no') {
 		push(@{ $insertlist{$tag.'.which'} },$element);
 	    }
 	}