index css js

@@ -1050,28 +1050,34 @@ function actionNav() {
     });
 }
 
+/**
+ * 获取三级导航的tip图标
+ * @return {[type]} [description]
+ */
 function actionTipPic() {
-    var $content_code = ''
+    var tipscode = {};
+    var $contentcode = '';
     var serverApi = 'http://www.yohobuy.com/common/getbanner?content_code=';
     var $img = '';
     var $title = '';
     var $link = '';
 
-    $(document).on('mouseenter','.sub-nav-item',function(){
-            $content_code = $(this).find('.showdetail').attr('data-code');
-            if($content_code){
+    $(document).on('mouseenter', '.sub-nav-item', function() {
+        $contentcode = $(this).find('.showdetail').attr('data-code');
+        if ($contentcode) {
+            if (!tipscode[$contentcode]) {
+                tipscode[$contentcode] = $contentcode;
                 $img = $(this).find('.showdetail').find('img');
                 $title = $(this).find('.showdetail').find('.title');
                 $link = $(this).find('.showdetail').find('a');
-                $.get(serverApi + $content_code+'&width=337&height=250&client_type=web', function(rsdata) {
-                    $img.attr('src',rsdata.data.src);
-                    $link.attr('href',rsdata.data.url);
+                $.get(serverApi + $contentcode + '&width=337&height=250&client_type=web', function(rsdata) {
+                    $img.attr('src', rsdata.data.src);
+                    $link.attr('href', rsdata.data.url);
                     $title.text(rsdata.data.title);
                 }, 'jsonp');
             }
-            
-    })
-
+        }
+    });
 }
 
 /**
@@ -1678,7 +1684,7 @@ function actionLoginInfo() {
  */
 function init() {
     actionNav(); //处理导航
-    actionTipPic();//鼠标移入后查询
+    actionTipPic(); //鼠标移入后查询
     actionExeTemplate(); //处理模板
     actionInitCookie(); //初始化cookie
     actionExeCookieMap(); //格式化cookie