code review by fei.hong: do fixes bug to product brand shops show images

@@ -17,7 +17,7 @@ class IndexController extends WebAction
     public function brandAction()
     {
         //品牌域名,没有获取到品牌域名的跳转首页
-        $domain = $this->param('named', 'ablejeans');
+        $domain = $this->param('named');
         if (empty($domain)) {
             $this->go(SITE_MAIN);
         }