function gioco() {
      window.open('./engine/login.php','','width=1024,height=768 ,toolbar=no, location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');

}
function reg() {
      window.open('./iscrizione.php','','width=1024,height=768 ,toolbar=no, location=no,status=yes,menubar=no,scrollbars=yes,resizable=yes');

}