public function getsonAction()
{
$result = $this->getRequest()->getParams();
$nid = $result['nid'];
$data = array();
if ($nid) {
$son = new Product_Model_Sondev();
$data = $son->getListById($nid);
}
// 转为json格式并输出
echo Zend_Json::encode($data);
exit;
}
