wx.config({
//debug: true,
    appId: 'wx442fb7a9715ed473',
    timestamp: '1576286327',
    nonceStr: 'gmBsCGlfTy6V9hDG',
    signature: '607edeafc425eab6e18e268a9458ed1cffec5d42',
    jsApiList: ["updateAppMessageShareData","updateTimelineShareData"]
  });

wx.ready(function () {   //需在用户可能点击分享按钮前就先调用
        var imgurl = 'http://www.xlbbusa.com/data/attachment/album/201912/08/215900b0mssgvz998yrnr4.png';
        var title = document.title;
        var desc = document.getElementsByName("description")[0].content;
var link = 'http://www.xlbbusa.com/plugin.php?id=wq_login&mod=scan';

    wx.updateAppMessageShareData({ 
        title: title, // 分享标题
        desc: desc, // 分享描述
        link: link, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
        imgUrl: imgurl, // 分享图标
        success: function () {
          // 设置成功
        }
    })
wx.updateTimelineShareData({ 
        title: title, // 分享标题
        link: link, // 分享链接，该链接域名或路径必须与当前页面对应的公众号JS安全域名一致
        imgUrl: imgurl, // 分享图标
        success: function () {
          // 设置成功
        }
    })
});