update

@@ -36,21 +36,25 @@ var $listNav = $('#list-nav'),
     //导航数据信息
     navInfo = {
         discount13: {
+            order: 0,
             reload: true,
             page: 0,
             end: false
         },
         discount46: {
+            order: 0,
             reload: true,
             page: 0,
             end: false
         },
         discount79: {
+            order: 0,
             reload: true,
             page: 0,
             end: false
         },
         all: {
+            order: 0,
             reload: true,
             page: 0,
             end: false
@@ -171,6 +175,7 @@ function search(opt) {
     }
 
     $.extend(setting, defaultOpt, {
+        order: nav.order,
         page: page
     });
 
@@ -273,9 +278,9 @@ $listNav.delegate('li', 'touchstart', function() {
 
         if ($this.hasClass('active')) {
 
-            // 价格/折扣切换排序状态
+            // 折扣切换排序状态
             $this.find('.icon > .iconfont').toggleClass('cur');
-            $pre = $this; //更新pre为当前项
+            $pre = $this;
             nav.reload = true; //重置reload,HTML会被替换为逆序的HTML
             nav.order = nav.order === 0 ? 1 : 0; //切换排序