--- loncom/xml/lonxml.pm	2003/08/13 14:23:37	1.271
+++ loncom/xml/lonxml.pm	2003/08/13 18:57:28	1.272
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # XML Parser Module 
 #
-# $Id: lonxml.pm,v 1.271 2003/08/13 14:23:37 www Exp $
+# $Id: lonxml.pm,v 1.272 2003/08/13 18:57:28 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -478,24 +478,24 @@ sub htmlclean {
 }
 
 sub latex_special_symbols {
-    my ($current_token,$stack,$parstack,$where)=@_;
+    my ($string,$where)=@_;
     if ($where eq 'header') {
-	$current_token =~ s/(\\|_|\^)/ /g;
-	$current_token =~ s/(\$|%|\#|&|\{|\})/\\$1/g;
+	$string =~ s/(\\|_|\^)/ /g;
+	$string =~ s/(\$|%|\#|&|\{|\})/\\$1/g;
     } else {
-	$current_token=~s/\\ /\\char92 /g;
-	$current_token=~s/\^/\\char94 /g;
-	$current_token=~s/\~/\\char126 /g;
-	$current_token=~s/(&[^A-Za-z\#])/\\$1/g;
-	$current_token=~s/([^&])\#/$1\\#/g;
-	$current_token=~s/(\$|_|{|})/\\$1/g;
-	$current_token=~s/\\char92 /\\texttt{\\char92}/g;
-	$current_token=~s/(>|<)/\$$1\$/g; #more or less
-	if ($current_token=~m/\d%/) {$current_token =~ s/(\d)%/$1\\%/g;} #percent after digit
-	if ($current_token=~m/\s%/) {$current_token =~ s/(\s)%/$1\\%/g;} #persent after space
-	if ($current_token eq '%.') {$current_token = '\%.';} #persent at the end of statement
+	$string=~s/\\ /\\char92 /g;
+	$string=~s/\^/\\char94 /g;
+	$string=~s/\~/\\char126 /g;
+	$string=~s/(&[^A-Za-z\#])/\\$1/g;
+	$string=~s/([^&])\#/$1\\#/g;
+	$string=~s/(\$|_|{|})/\\$1/g;
+	$string=~s/\\char92 /\\texttt{\\char92}/g;
+	$string=~s/(>|<)/\$$1\$/g; #more or less
+	if ($string=~m/\d%/) {$string =~ s/(\d)%/$1\\%/g;} #percent after digit
+	if ($string=~m/\s%/) {$string =~ s/(\s)%/$1\\%/g;} #percent after space
+	if ($string eq '%.') {$string = '\%.';} #percent at the end of statement
     }
-    return $current_token;
+    return $string;
 }
 
 sub inner_xmlparse {
@@ -585,7 +585,7 @@ sub inner_xmlparse {
       if (($token->[0] eq 'T') || ($token->[0] eq 'C') || ($token->[0] eq 'D') ) {
 	  #Style file definitions should be correct
 	  if ($target eq 'tex' && ($Apache::lonxml::usestyle)) {
-	      $result=&latex_special_symbols($result,$stack,$parstack);
+	      $result=&latex_special_symbols($result);
 	  }
       }