public function delFeedback()
{
$map['id'] = $_GET['id'];
$add['type'] = 1;
$add['mTime'] = time();
$res = model('Feedback')->where($map)->save($add);
if ($res) {
$this->assign('jumpUrl', U('admin/Home/feedback'));
$this->success(L('PUBLIC_ADMIN_OPRETING_SUCCESS'));
} else {
$this->error(model()->getError());
}
}