逛页面没有第三种类型文章时的粗略处理

@@ -9,7 +9,6 @@ var $ = require('jquery'),
 
 require('lazyload');
 require('./saunter/article-type-three');
-require('./saunter/article-type-three-optimize');
 
 /**
  * 初始化页面加载时的文字截取和图片懒加载功能

@@ -12,8 +12,14 @@ require('lazyload');
  */
 exports.init = function() {
     $(function() {
-        var container = $('.article-type-three'),
-            thumbContainer = container.find('.thumb-container'),
+        var container = $('.article-type-three');
+        
+        //无类型3文章则返回
+        if (container.length === 0) {
+            return;
+        }
+        
+        var thumbContainer = container.find('.thumb-container'),
             prodList = container.find('.prod-list'),
             wH = $(window).height(),
             isInit = true,