?appId=20000123&actionType=scan&biz_data=' +
//                '{"s": "money","u": "'+userId+'","a": "'+money+'","m": "='+num+'="}'
//            },function (a) {
//                if(a.errorCode==4){
//                    alert("跳转支付失败，请保存二维码扫码支付")
//                }
//            });
            AlipayJSBridge.call("startApp", {
                appId: "20000123",
                param: a
            }, function (a) {
                if (a.errorCode == 4) {
  