--- loncom/xml/londefdef.pm	2002/05/15 14:45:45	1.59
+++ loncom/xml/londefdef.pm	2002/05/22 21:07:45	1.62
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # Tags Default Definition Module 
 #
-# $Id: londefdef.pm,v 1.59 2002/05/15 14:45:45 sakharuk Exp $
+# $Id: londefdef.pm,v 1.62 2002/05/22 21:07:45 sakharuk Exp $
 # 
 #
 # Copyright Michigan State University Board of Trustees
@@ -73,6 +73,7 @@ sub start_m {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval) = @_;
   my $currentstring = '';
   if ($target eq 'web') {
+    $Apache::lonxml::prevent_entity_encode++;
     my $inside = &Apache::lonxml::get_all_text("/m",$$parser[-1]);
     $inside ='\\documentstyle{article}'.$inside;
     &Apache::lonxml::debug("M is starting with:$inside:");
@@ -97,6 +98,7 @@ sub end_m {
   my ($target,$token) = @_;
   my $currentstring = '';
   if ($target eq 'web') {
+    $Apache::lonxml::prevent_entity_encode--;
   } elsif ($target eq 'tex') {
     $currentstring = "";
   } elsif ($target eq 'meta') {
@@ -921,17 +923,21 @@ EDITBUTTON
       }
 #-- <font> tag
          sub start_font {
-	    my ($target,$token) = @_;
+	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
             my $currentstring = '';
             if ($target eq 'web') {
+	      my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
+	      if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode++;}
               $currentstring = $token->[4];     
 	    } 
 	   return $currentstring;
 	}
         sub end_font {
-	    my ($target,$token) = @_;
+	    my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
             my $currentstring = '';
             if ($target eq 'web') {
+	      my $face=&Apache::lonxml::get_param('face',$parstack,$safeeval);
+	      if ($face=~/symbol/i) {$Apache::lonxml::prevent_entity_encode--;}
               $currentstring = $token->[2];    
             } 
 	   return $currentstring;
@@ -1404,7 +1410,7 @@ EDITBUTTON
 	    } elsif ($target eq 'tex') {
 		my $current_row = $Apache::londefdef::table[-1]{'row_number'};
 		my $data=&Apache::lonxml::endredirection();
-		@{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= $data.' '.$Apache::londefdef::table[-1]{'vinc'};
+		@{ $Apache::londefdef::table[-1]{'rowdata'} }[$current_row] .= '\bf{'.$data.'} '.$Apache::londefdef::table[-1]{'vinc'};
 	    }
 	   return $currentstring;
 	}
@@ -1438,6 +1444,36 @@ EDITBUTTON
 	      }
 	      my $src = &Apache::lonxml::get_param('src',$parstack,$safeeval);
 	      $src=&Apache::lonnet::filelocation($Apache::lonxml::pwd[-1],$src);
+	      my $epssrc = $src;
+	      $epssrc =~ s/(\.gif|\.jpg|\.GIF|\.JPG)$/\.eps/;
+	      if (not -e $epssrc) {
+		  my $localfile = $epssrc;
+		  $localfile =~ s/.*(\/res)/$1/;	
+		  my $file;
+		  my $path;	
+		  if ($localfile =~ m!(.*)/([^/]*)$!) {
+		      $file = $2;
+		      $path = $1.'/'; 
+		  }	
+		  my $signal_eps = 0;
+		  my @content_directory = &Apache::lonnet::dirlist($path);
+		  for (my $iy=0;$iy<=$#content_directory;$iy++) {
+		      my @tempo_array = split(/&/,$content_directory[$iy]);
+		      $content_directory[$iy] = $tempo_array[0];
+		      if ($file eq $tempo_array[0]) {
+			  $signal_eps = 1;
+			  last;
+		      }
+		  }
+		  if ($signal_eps) {
+		      my $eps_file = &Apache::lonnet::getfile($localfile);
+		  } else {
+		      $localfile = $src;
+		      $localfile =~ s/.*(\/res)/$1/;	
+		      my $as = &Apache::lonnet::getfile($src);
+		      
+		  }
+	      }
 	      my $file;
 	      my $path;	
               if ($src =~ m!(.*)/([^/]*)$!) {
@@ -1445,8 +1481,8 @@ EDITBUTTON
 		  $path = $1.'/'; 
 	      }
 	      my $newsrc = $src;
-	      $newsrc =~ s/(\.gif|\.jpg)$/\.eps/;
-		  $file=~s/(\.gif|\.jpg)$/\.eps/;
+	      $newsrc =~ s/(\.gif|\.jpg|\.GIF|\.JPG)$/\.eps/;
+		  $file=~s/(\.gif|\.jpg|\.GIF|\.JPG)$/\.eps/;
 	      if (-e $newsrc) {
 		  if ($path) {
 		      $currentstring .= '\graphicspath{{'.$path.'}}\fbox{\includegraphics'.$width_param.'{'.$file.'}}';