- header('Content-Type: text/css');
- header('Last-Modified: '.gmdate('D, d M Y H:i:s', $mtime) . ' GMT');
- header('Last-Modified: '.gmdate('D, d M Y H:i:s', $mtime) . ' GMT');
+ header('Content-Type: text/plain');
+ http_cache_forever('private'); # serves different content for old IE versions, so no sharing the cache