note 34059 added to function.header

<? $head="Content-Disposition: filename=".$filename."\n"; header("Content-type:application/vnd.ms-excel"); header($head); readfile('/home/shih/'.$filename.".xls"); ?> AS above, I can use that to open EXcel file on my web, but how can I go back previous page and don't display this page is expired; because I read Excel file and want to view previous html page but client browser show " this page expired and please refresh ..." ---- Manual Page -- http://www.php.net/manual/en/function.header.php Edit Note -- http://master.php.net/manage/user-notes.php?action=edit+34059 Delete Note -- http://master.php.net/manage/user-notes.php?action=delete+34059&report=yes Reject Note -- http://master.php.net/manage/user-notes.php?action=reject+34059&report=yes