--- loncom/xml/lontexconvert.pm	2005/03/01 03:21:05	1.64
+++ loncom/xml/lontexconvert.pm	2005/04/07 06:56:27	1.65
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # TeX Conversion Module
 #
-# $Id: lontexconvert.pm,v 1.64 2005/03/01 03:21:05 albertel Exp $
+# $Id: lontexconvert.pm,v 1.65 2005/04/07 06:56:27 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -47,21 +47,22 @@ use Apache::lonmsg();
 use Apache::lonxml();
 use Apache::lonmenu();
 use Apache::lonlocal;
+use Apache::lonnet;
 
 # ====================================================================== Header
 
 sub init_tth {
-    my $options=$ENV{'course.'.$ENV{'request.course.id'}.'.tthoptions'};
-    if ($ENV{'browser.mathml'}) {
+    my $options=$env{'course.'.$env{'request.course.id'}.'.tthoptions'};
+    if ($env{'browser.mathml'}) {
 	&tth::ttminit();
-	if ($ENV{'browser.unicode'}) {
+	if ($env{'browser.unicode'}) {
 	    &tth::ttmoptions('-L -u1 '.$options);
 	} else {
 	    &tth::ttmoptions('-L -u0 '.$options);
 	}
     } else {
 	&tth::tthinit();
-	if ($ENV{'browser.unicode'}) {
+	if ($env{'browser.unicode'}) {
 	    &tth::tthoptions('-L -u1 '.$options);
 	} else {
 	    &tth::tthoptions('-L -u0 '.$options);
@@ -99,7 +100,7 @@ sub convert_real {
 	die &mt("TeX unconverted due to errors");
     };
     &Apache::lonxml::start_alarm();
-    if ($ENV{'browser.mathml'}) {
+    if ($env{'browser.mathml'}) {
 	$xmlstring=&tth::ttm($$texstring);
 	$xmlstring=~s/\<math\>/\<math xmlns=\"\&mathns\;\"\>/g;
 	$xmlstring=~s/\<br\>/\<br\/\>/g;
@@ -184,11 +185,11 @@ sub mimetex_converted {
 }
 
 sub converted {
-    if ($ENV{'environment.texengine'} eq 'tth') {
+    if ($env{'environment.texengine'} eq 'tth') {
 	return &tth_converted;
-    } elsif ($ENV{'environment.texengine'} eq 'jsMath') {
+    } elsif ($env{'environment.texengine'} eq 'jsMath') {
 	return &jsMath_converted;
-    } elsif ($ENV{'environment.texengine'} eq 'mimetex') {
+    } elsif ($env{'environment.texengine'} eq 'mimetex') {
 	return &mimetex_converted;
     }
     return &tth_converted;
@@ -198,10 +199,10 @@ sub converted {
 
 sub footer {
   my $xmlstring='';
-  if ($ENV{'request.state'} eq 'construct') {
+  if ($env{'request.state'} eq 'construct') {
       $xmlstring.='<address>'.$errorstring.'</address>';
   } else {
-      &Apache::lonmsg::author_res_msg($ENV{'request.filename'},$errorstring);
+      &Apache::lonmsg::author_res_msg($env{'request.filename'},$errorstring);
   }
 # -------------------------------------------------------------------- End Body
   $xmlstring.=&Apache::lonxml::xmlend();
@@ -220,7 +221,7 @@ sub to_convert {
 
 sub smiley {
     my $expression=shift;
-    if ($ENV{'browser.imagesuppress'} eq 'on') { return $expression; }
+    if ($env{'browser.imagesuppress'} eq 'on') { return $expression; }
     my %smileys=('\:\-\)' => 'smiley',
 		 '8\-\)'  => 'coolsmile',
 		 '8\-(I|\|)'   => 'coolindiff',