<script src="http://api.map.baidu.com/api?v=2.0&ak=s6vFvPKgaEnI2ImqBpKGDj0m"></script>

<script src="http://api.map.baidu.com/getscript?v=2.0&ak=s6vFvPKgaEnI2ImqBpKGDj0m&services=&t=20160401164342"></script>

<div id="allmap"></div>

<script>

    var cid = ;

    var geolocation = new BMap.Geolocation();

    geolocation.getCurrentPosition(function(r){

        if(this.getStatus() == BMAP_STATUS_SUCCESS){

            var position = {

                lng: r.point.lng,

                lat: r.point.lat

            }

            if(cid == 'sort'){

                sort(position);

            } else {

                positions(position, cid);

            }

            //alert('您的位置：'+r.point.lng+','+r.point.lat);

            $("#poi").val(r.point.lng+','+r.point.lat);

            getAddress(r.point.lng,r.point.lat);

        }

        else {

            alert('获取当前位置失败,请确定您开启了定位服务');

        }

    },{enableHighAccuracy: true});

    //该js函数是必须要的不然要报错

    function positions(json, cid) {}

    //根据经纬度获取具体地址信息

    function getAddress(lng,lat){

        var map = new BMap.Map("allmap");

        var point = new BMap.Point(lng,lat);

        map.centerAndZoom(point,);

        var geoc = new BMap.Geocoder();

        geoc.getLocation(point,function(rs){

            var addComp = rs.addressComponents;

            var names="";

            for(var name in addComp){

                names+=name+": "+addComp[name]+", ";

            }

            // alert(names);

            //alert(addComp.province + "," + addComp.city + "," + addComp.district + "," + addComp.street + "," + addComp.streetNumber);

            $("#area").val(addComp.province + "," + addComp.city + "," + addComp.district);

            $("#addr").val(addComp.street + "," + addComp.streetNumber);

            getWeather(addComp.city);

        });

    }

    function getWeather(citytq) {

            $.ajax({

                async: false,

                type: "GET",

                url: "http://wthrcdn.etouch.cn/weather_mini?city="+citytq,

                success: function (res) {

                    alert(res);

                }

            });

    }

</script>