[LON-CAPA-cvs] cvs: loncom /xml lontexconvert.pm

[hauer]

hauer		Tue Nov 18 10:02:56 2008 EDT

  Modified files:              
    /loncom/xml	lontexconvert.pm 
  Log:
  Added ALT-Attributes containing LaTeX-Sourcecode in mimetex-rendering, so that blind people can access this information.
  
  
Index: loncom/xml/lontexconvert.pm
diff -u loncom/xml/lontexconvert.pm:1.89 loncom/xml/lontexconvert.pm:1.90
--- loncom/xml/lontexconvert.pm:1.89	Wed Sep 10 19:45:23 2008
+++ loncom/xml/lontexconvert.pm	Tue Nov 18 10:02:56 2008
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # TeX Conversion Module
 #
-# $Id: lontexconvert.pm,v 1.89 2008/09/10 19:45:23 droeschl Exp $
+# $Id: lontexconvert.pm,v 1.90 2008/11/18 10:02:56 hauer Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -253,7 +253,7 @@
     if ($displaystyle) {
 	$$texstring='\\displaystyle \\Large '.$$texstring;
     }
-    my $result='<img src="/cgi-bin/mimetex.cgi?'.&escape($$texstring).'" />';
+    my $result='<img src="/cgi-bin/mimetex.cgi?'.&escape($$texstring).'" alt="$'.$$texstring.'$" />';
     if ($displaystyle) {
 	$result='<center>'.$result.'</center>';
     }