Here are some cache things we do for IE... // workaround for IE bug that prevents downloading files from an httpS site // (see http://support.microsoft.com/default.aspx?scid=kb;en-us;316431 ) session_cache_limiter('public'); // This ensures that most browsers known to human beings won't try to cache the page. // Proxy caching is, I believe, somewhat addressed by the cache-control, but // additional directives exist should that ever become a concern. header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT"); // always modified header("Cache-Control: no-store, no-cache, must-revalidate"); // HTTP/1.1 header("Cache-Control: post-check=0, pre-check=0", false); header("Pragma: no-cache"); // HTTP/1.0 -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php