--- loncom/interface/lonhelp.pm	2003/09/22 18:35:46	1.11
+++ loncom/interface/lonhelp.pm	2004/01/13 19:43:42	1.13
@@ -142,8 +142,8 @@ sub handler
      my $docroot = $r->dir_config('lonDocRoot');
      my $serverroot = $ENV{'HTTP_HOST'};
 
-     my $filenames = substr ($ENV{'REQUEST_URI'} , 
-			    rindex($ENV{'REQUEST_URI'}, '/') + 1, -4);
+     my $filenames = &Apache::lonnet::unescape(substr ($ENV{'REQUEST_URI'} , 
+			    rindex($ENV{'REQUEST_URI'}, '/') + 1, -4));
      
      # Security check on the file; the whole filename must consist
      # of nothing but alphanums, ' ,, or ., or the file
@@ -174,9 +174,6 @@ sub handler
 	 $tex .= join('', <$file>);
      }
 
-     # get me my environment if it exists
-     &Apache::lonacc::handler($r);
-
      if ($ENV{'browser.mathml'}) {
 	 &Apache::loncommon::content_type($r,'text/xml');
 	 &tth::ttminit();
@@ -195,6 +192,7 @@ sub handler
 	 }
      }
 
+     $r->send_http_header;
      $tex = render($tex, $docroot, $serverroot);
      serveTex($tex, $r);