diff --git a/packageC/pages/presell/goodsInfo/goodsInfo.js b/packageC/pages/presell/goodsInfo/goodsInfo.js
index 9d84e8b..d840416 100644
--- a/packageC/pages/presell/goodsInfo/goodsInfo.js
+++ b/packageC/pages/presell/goodsInfo/goodsInfo.js
@@ -4583,7 +4583,7 @@ Page({
     if(!user_id) user_id=0;
 
     var url = "&goods_id=" +
-        th.data.gid + "&pre_id=" + th.data.pre_arr.id;
+        this.data.gid + "&pre_id=" + this.data.pre_arr.id;
     //群id分享
     if (getApp().globalData.groupchat_id) {
       url+="&groupchat_id="+getApp().globalData.groupchat_id