--- image.php.ORIGINAL	2008-03-15 23:38:47.000000000 +0100
+++ image.php	2008-03-15 23:39:23.000000000 +0100
@@ -78,5 +78,5 @@
   global $bgcachexpire;
   global $user;
-   $userId = $user->uid;
+#   $userId = $user->uid;
   $bgcacheid = 'bg_' . md5($_GET['imgp'] . $_GET['imgw'] . $_GET['imgh']);
   #echo $bgcacheid;