Someone

header("Content-Type: application/force-download", false);header("Content-Type: application/octet-stream", false);header("Content-Type: application/download", false);header("Content-Transfer-Encoding: binary");header("Content-type : application/vnd.ms-excel", false);header("Cache-control: private");// get the browser name$browser = $_SERVER['HTTP_USER_AGENT'];// deal with ie5/6 bugif (preg_match('/MSIE 5.5/', $browser) || preg_match('/MSIE 6.0/', $browser)) {	header('Content-Disposition: filename="'.$filename.'"');} else {	header('Content-Disposition: attachment; filename="'.$filename.'"');}