private function loadModel($id)
{
$model=ImgType::model()->findByPk($id);
if($model===null)
throw new CHttpException(404,'The requested page does not exist.');
return $model;
}
public function getSonByPid($pid)
{
$cateArr = ImgType::model()->findAll(array(
'select'=>'id,descript',
'condition'=>"pid=$pid",
));
return $cateArr;
}
