if (!array_key_exists('variables',$mask))
return array('error' => 'Unknown variable ' . htmlspecialchars($_POST['name']));
- if (!array_key_exists($_POST['name'],$mask['variables']))
+ if (!in_array($_POST['name'],$mask['variables']))
return array('error' => 'Unknown variable ' . htmlspecialchars($_POST['name']));
$_SESSION[$name . '.' . $_POST['name']] = $_POST['value'];