--- loncom/auth/lonacc.pm	2008/12/10 16:28:03	1.123
+++ loncom/auth/lonacc.pm	2008/12/31 20:22:12	1.124
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Cookie Based Access Handler
 #
-# $Id: lonacc.pm,v 1.123 2008/12/10 16:28:03 raeburn Exp $
+# $Id: lonacc.pm,v 1.124 2008/12/31 20:22:12 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -352,6 +352,10 @@ sub handler {
         return OK;
     }
 
+    if ($requrl =~ m{^/res/adm/pages/[^/]+\.(gif|png)$}) {
+        return OK;
+    }
+
     my $handle = &Apache::lonnet::check_for_valid_session($r);
 
     my $result = &sso_login($r,$handle);