Method setHiddenFieldPos

public static function setHiddenFieldPos($name, $email, $phone, $message)
{
    $form = array();
    if ((int) $name > 0) {
        $form[] = 1;
    }
    if ((int) $email > 0) {
        $form[] = 2;
    }
    if ((int) $phone > 0) {
        $form[] = 3;
    }
    if ((int) $message > 0) {
        $form[] = 4;
    }
    $value = mt_rand(0, count($form) - 1);
    return $form[$value];
}