note 53543 rejected from function.session-start by betz

Note Submitter: ranpaco at cantv dot net ---- help please -----------------------pagina1.php------------------------- <?php session_start(); if ($_POST['Accion'] == "Insert"){ echo "<script language=\"JavaScript\">"; echo "window.location = \"pagina2.php\";"; echo "</script>"; } ?> <html> <head> </head> <body> <form name="form1" method="post" action="pagina1.php"> <input name="Accion" type="hidden" value="Insert"> <input type="submit" name="Submit" value="Submit"> </form> </body> </html> -----------------------pagina2.php------------------------- <?php session_start(); ?> <html> <head> </head> <body> <a href="javascript:window.history.go(-1)">forward</a> </body> </html> ok, firt load pagina1.php and click in submit button, that load Pagina2.php, now when I click in link forward the explorer end me a error of page not found, whyyyy????? I realy need you help, thank a lot.