从商品列表拆分筛选功能

@@ -26,26 +26,38 @@ exports.init = function() {
             skip_invisible : false
         });
 
-        //切换“最新”，“销量”，“价格”，“筛选”
-        $('#goods-nav').delegate('.nav-item', 'touchstart', function() {
-            var $cur = $(this);
-
-            if ($cur.hasClass('focus')) {
-                return;
-            }
-
-            $navItem.removeClass('focus');
-            $cur.addClass('focus');
-
-            $goodList.addClass('hide');
-            if ($cur.hasClass('new-patterns-nav')) {
-                $npc.removeClass('hide');
-            } else if ($cur.hasClass('sales-volume-nav')) {
-                $svc.removeClass('hide');
-            } else if ($cur.hasClass('price-nav')) {
-                $pc.removeClass('hide');
+        /**
+         * 导航 touch/click处理句柄
+         */
+        function touchEvt(e) {
+            var $cur = $(e.currentTarget);
+            if ($cur.hasClass('screen-nav')) {
+                //筛选
             } else {
+                if ($cur.hasClass('focus')) {
+                    return;
+                }
+
+                $navItem.removeClass('focus');
+                $cur.addClass('focus');
+
+                $goodList.addClass('hide');
+                if ($cur.hasClass('new-patterns-nav')) {
+                    $npc.removeClass('hide');
+                } else if ($cur.hasClass('sales-volume-nav')) {
+                    $svc.removeClass('hide');
+                } else if ($cur.hasClass('price-nav')) {
+                    $pc.removeClass('hide');
+                }
             }
+        }
+
+        //切换“最新”，“销量”，“价格”以及“筛选”功能
+        $('#goods-nav').delegate('.nav-item', 'touchstart', function(e) {
+            e.preventDefault();
+            touchEvt(e);
+        }).delegate('.nav-item', 'click', function(e) {
+            touchEvt(e);
         });
     });
 };
\ No newline at end of file

@@ -36,7 +36,7 @@
                     <li class="nav-item new-patterns-nav focus">最新</li>
                     <li class="nav-item sales-volume-nav">销量</li>
                     <li class="nav-item price-nav">价格</li>
-                    <li class="nav-item">筛选</li>
+                    <li class="nav-item screen-nav">筛选</li>
                 </ul>
                 <div id="goods-container" class="goods-container clearfix">
                     <div class="new-patterns-container">