--- loncom/interface/loncss.pm	2006/09/06 19:08:33	1.4
+++ loncom/interface/loncss.pm	2006/11/27 16:47:16	1.6
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # gerenates a lon-capa CSS response
 #
-# $Id: loncss.pm,v 1.4 2006/09/06 19:08:33 albertel Exp $
+# $Id: loncss.pm,v 1.6 2006/11/27 16:47:16 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -33,6 +33,7 @@ use Apache::loncommon;
 use Apache::Constants qw(:common);
 use POSIX qw(strftime);
 use CGI::Cookie();
+use LONCAPA;
 
 sub handler {
     my ($r) = @_;
@@ -45,7 +46,7 @@ sub handler {
 	split(':',$url);
 
     $r->content_type('text/css');
-    my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time+600));
+    my $date=strftime("%a, %d %b %Y %H:%M:%S GMT",gmtime(time+86400));
     $r->header_out("Expires" => $date);
 
     my %cookies=CGI::Cookie->parse($r->header_in('Cookie'));
@@ -53,8 +54,7 @@ sub handler {
 
     my $handle;
     if ($cookies{'lonID'}) {
-	$handle=$cookies{'lonID'}->value;
-        $handle=~s/\W//g;
+	$handle=&LONCAPA::clean_handle($cookies{'lonID'}->value);
     }
 
     if ($handle ne ''