public function selectDate()
{
$this->assign('app', t($_GET['app']));
$this->assign('mod', t($_GET['mod']));
$this->assign('t', t($_GET['t']));
$this->assign('a', t($_GET['a']));
$this->assign('k', t($_GET['k']));
$this->assign('feed_type', t($_GET['feed_type']));
$this->display();
}