fix 详情页不能后退

www/webapp/o2o/js/page/product.js

@@ -243,18 +243,20 @@ define(['$', 'template', 'product', 'cart', 'api', 'order', 'user', 'config', 'r
             dtd.resolve();
         },
         afteropen: function (pageData, dtd) {
+            dtd.resolve();
+            var type = pageData.pushData.type;
             if (config.isWX) {
                 wx.ready(function () {
                     wx.onMenuShareTimeline({
-                        title: '家政服务' + cachePageData.product.desc[1].content + '，首选壹管家',
+                        title: '家政服务' + product.getWXShare(type).name + '，首选壹管家',
                         link: 'http://www.yiguanjia.me/o2o/web/index',
-                        imgUrl: cachePageData.product.desc[0].content
+                        imgUrl: product.getWXShare(type).className
                     });
                     wx.onMenuShareAppMessage({
-                        title: '家政服务' + cachePageData.product.desc[1].content + '，首选壹管家',
-                        desc: '全程管家，精心每一个细节',
+                        title: '家政服务' + product.getWXShare(type).name + '，首选壹管家',
+                        desc: '全程管家，精心没一个细节',
                         link: 'http://www.yiguanjia.me/o2o/web/index',
-                        imgUrl: cachePageData.product.desc[0].content
+                        imgUrl: product.getWXShare(type).className
                     });
                 });
             }