百度地图下拉框搜索建议，并自动添加标注点

@*-------------------调用地图接口在百度地图的基础上，添加自动搜索（地区）框----------------------------------*@
@{
    Layout = null;   
}
<script src="~/Scripts/jquery-1.8.2.min.js"></script>
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=CGkMErD3Gux07tGL26GCoWGU"></script>
@*搜索框*@
<div style="margin:50px">请输入:<input type="text" id="suggestId" size="30" placeholder="搜索地区、" style="width:300px;" /></div>
@*搜索结果*@
<div id="searchResultPanel" style="border:1px solid green;width:300px;height:600px;position:absolute;left: 650px;top:20px;"></div>
@*添加地图的地方*@
<div id="container"></div>

<script type="text/javascript">

       
    //初始化地图
    var map = new BMap.Map("container");//在百度地图容器中创建一个地图
    var point = new BMap.Point(116.3964, 39.9093);//定义一个中心点坐标
    map.centerAndZoom(point, 5);//设定地图的中心点和坐标并将地图显示在地图容器中
    map.enableScrollWheelZoom();//允许鼠标滑轮放大或缩小

    var ac = new BMap.Autocomplete(    //建立一个自动完成的对象
        {
            "input": "suggestId",
            "location": map
        });

    function G(id) {
        return document.getElementById(id);
    }
    ac.addEventListener("onhighlight", function (e) {  //鼠标放在下拉列表上的事件
        var str = "";
        var _value = e.fromitem.value;
        var value = "";
        if (e.fromitem.index > -1) {
            value = _value.province + _value.city + _value.district + _value.street + _value.business;
        }
        str = "FromItem<br />index = " + e.fromitem.index + "<br />value = " + value;

        value = "";
        if (e.toitem.index > -1) {
            _value = e.toitem.value;
            value = _value.province + _value.city + _value.district + _value.street + _value.business;
        }
        str += "<br />ToItem<br />index = " + e.toitem.index + "<br />value = " + value;
        G("searchResultPanel").innerHTML = str;
    });

    var myValue;
    ac.addEventListener("onconfirm", function (e) {    //鼠标点击下拉列表后的事件
        var _value = e.item.value;
        myValue = _value.province + _value.city + _value.district + _value.street + _value.business;
        G("searchResultPanel").innerHTML = "onconfirm<br />index = " + e.item.index + "<br />myValue = " + myValue;
        setPlace();
    });

    function setPlace() {// 创建地址解析器实例
        var myGeo = new BMap.Geocoder();// 将地址解析结果显示在地图上,并调整地图视野
        myGeo.getPoint(myValue, function (point) {
            if (point) {
                map.centerAndZoom(point, 9);//重新定位地图中心点
                map.addOverlay(new BMap.Marker(point));//创建一个地图标注
            }
        }, "北京");
    }
</script>
<style type="text/css">
    body {
        font-size: 13px;
        margin: 0px;
    }

    #container {
        width: 600px;
        height: 400px;
    }

    .label {
        margin-left: 20px;
        font-weight: bold;
        font-size: 14px;
    }
</style>