Merge branch 'gray' of git.yoho.cn:fe/yohobuy-node into gray

@@ -16,6 +16,8 @@ require('yoho-jquery-pjax');
 $('.slide-container').slider();
 $('.left-one').slider();
 
+var channel = window.queryString().channel || '';
+
 // 获取最新上架，列表埋点数据
 function getProListData() {
     var goodsData = [];
@@ -183,7 +185,7 @@ $(document).pjax('.foot-pager .pager > a, .catagory-navs li.active > a', '#pjax-
 });
 
 $(document).pjax('.catagory-navs li:not(.active) > a', '#pjax-container', {
-    url: '?channel=' + window.queryString().channel,
+    url: '?channel=' + channel,
     timeout: 2000
 });