--- loncom/xml/londefdef.pm	2003/06/30 15:05:54	1.148
+++ loncom/xml/londefdef.pm	2003/06/30 18:54:02	1.149
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.148 2003/06/30 15:05:54 sakharuk Exp $
+# $Id: londefdef.pm,v 1.149 2003/06/30 18:54:02 sakharuk Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -1292,7 +1292,7 @@ sub start_hr {
     if ($target eq 'web') {
 	$currentstring .= $token->[4];
     } elsif ($target eq 'tex') {
-	my $LaTeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,0);
+	my $LaTeXwidth = &Apache::lonxml::get_param('TeXwidth',$parstack,$safeeval,undef,0);
 	if (defined $LaTeXwidth) {
 	    if ($LaTeXwidth=~/^%/) {
 		substr($LaTeXwidth,0,1)='';
@@ -1346,11 +1346,14 @@ sub end_div {
 
 #-- <a> tag
 sub start_a {
-    my ($target,$token) = @_;
+    my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
     my $currentstring = '';
     if ($target eq 'web') {
 	$currentstring .= $token->[4];
     } elsif ($target eq 'tex') {
+	my $a=&Apache::lonxml::get_param('href',$parstack,$safeeval,undef,1);
+	$a=~s/([^\\])%/$1\\\%/g;
+	$currentstring .= '\ref{'.$a.'}';
     }
     return $currentstring;
 }
@@ -1360,9 +1363,6 @@ sub end_a {
     my $currentstring = '';
     if ($target eq 'web') {
 	$currentstring .= $token->[2];
-    } elsif ($target eq 'tex') {
-	my $href=&Apache::lonxml::get_param('href',$parstack,$safeeval,undef,1);
-	$currentstring .= '\ref{'.$href.'}';
     }
     return $currentstring;
 }