增加主食

@@ -720,7 +720,10 @@ function actionNav() {
     });
 }
 
-
+/**
+ * 获取三级导航的tip图标
+ * @return {[type]} [description]
+ */
 function actionTipPic() {
     var tipscode = {};
     var $contentcode = '';
@@ -732,7 +735,7 @@ function actionTipPic() {
     $(document).on('mouseenter', '.sub-nav-item', function() {
         $contentcode = $(this).find('.showdetail').attr('data-code');
         if ($contentcode) {
-            if(!tipscode[$contentcode]){
+            if (!tipscode[$contentcode]) {
                 tipscode[$contentcode] = $contentcode;
                 $img = $(this).find('.showdetail').find('img');
                 $title = $(this).find('.showdetail').find('.title');
@@ -743,11 +746,8 @@ function actionTipPic() {
                     $title.text(rsdata.data.title);
                 }, 'jsonp');
             }
-           
         }
-
     });
-
 }
 
 /**