onLoad: function() {

    that = this;

    wx.request( {

      url: "http://op.juhe.cn/onebox/weather/query",

      header: {

        "Content-Type": "application/x-www-form-urlencoded"

      },

      method: "POST",

     //data: { cityname: "上海", key: "1430ec127e097e1113259c5e1be1ba70" },

      data: Util.json2Form( { cityname: "上海", key: "1430ec127e097e1113259c5e1be1ba70" }),

      complete: function( res ) {

        that.setData( {

          toastHidden: false,

          toastText: res.data.reason,

          city_name: res.data.result.data.realtime.city_name,

          date: res.data.result.data.realtime.date,

          info: res.data.result.data.realtime.weather.info,

        });

        if( res == null || res.data == null ) {

          console.error( '网络请求失败' );

          return;

        }

      }

    })

  }