var data_info = [
          [/*114.884832*/,/*23.836244*/,html.join("")],
          [/*113.662722*/,/*24.732023*/,html.join("")],
          [/*113.386763*/,/*23.142491*/,html.join("")],
          [/*112.125238*/,/*23.276542*/,html.join("")]
        ];                    //信息框内的内容
        //动态传数据失败
        var url = 'index.json';
        var areaJson;
        var getData = function () {
          var lngCoord = areaJson["lng"];
          var latCoord = areaJson["lat"];
          for (var i=0;i<data_info.length;i++) {
            data_info[i][0] = lngCoord[i];
            data_info[i][1] = latCoord[i];
          }
          //alert(data_info[1][0]);
        };
        $.getJSON(url, function (data) {
          areaJson =  data;
          getData();
        });

{
  "lng": [
    114.884832,113.662722,113.386763,112.125238
  ],
  "lat": [
    23.836244,
    24.732023,
    23.142491,
    23.276542
  ]
}