public function actionGetitembystatus()
 {
     $status = $_GET['status'];
     $msg = '';
     switch ($status) {
         case 2:
             //以后改进
             $items = new items();
             $result = $items->searchAllItems($status);
             if ($result) {
                 foreach ($result as $value) {
                     $msg .= '<div onclick=\\"detailShow(' . $value['Item_Id'] . ')\\" id=\\"' . $value['Item_Id'] . '\\" class=\\"item_show\\" style=\\"background-image: url(images/itemImg.jpeg);\\"><h3 class=\\"item_showtit\\">' . $value['Item_Name'] . '</h3></div>';
                 }
                 echo '{"success":true,"msg": "' . $msg . '"}';
             } else {
                 echo '{"success":true, "msg":"没有项目"}';
             }
             break;
         default:
             $items = new items();
             $result = $items->searchAllItems($status);
             if ($result) {
                 foreach ($result as $value) {
                     $msg .= '<div onclick=\\"detailShow(' . $value['Item_Id'] . ')\\" id=\\"' . $value['Item_Id'] . '\\" class=\\"item_show\\" style=\\"background-image: url(images/itemImg.jpeg);\\"><h3 class=\\"item_showtit\\">' . $value['Item_Name'] . '</h3></div>';
                 }
                 echo '{"success":true,"msg": "' . $msg . '"}';
             } else {
                 echo '{"success":true, "msg":"没有项目"}';
             }
             break;
     }
 }