百度地图失去坐标html

<html>

<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <style type="text/css">
        body,
        html {
             100%;
            height: 100%;
            margin: 0;
            font-family: "微软雅黑";
        }

        #allmap {
            height: 700px;
             100%;
        }

        #r-result {
             100%;
            font-size: 14px;
        }
    </style>
    <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=4IU3oIAMpZhfWZsMu7xzqBBAf6vMHcoa"></script>
    <title>城市名定位</title>
</head>

<body>
    <div id="allmap"></div>
    <div id="r-result">
        地址: <input id="cityName" type="text" style="100px; margin-right:10px;" />
        <input type="button" value="查询" onclick="theLocation()" />
                        经度:<input type="text" id="jd" />纬度<input type="text" id="wd" />
    </div>
</body>

</html>
<script type="text/javascript">
    // 百度地图API功能
    var map = new BMap.Map("allmap", {
        mapType: BMAP_HYBRID_MAP,
        minZoom: 4,
        maxZoom: 25,
        enableMapClick:false
    });
    var point = new BMap.Point(116.331398, 39.897445);
    map.enableScrollWheelZoom(true);
    map.setDefaultCursor("crosshair");
    map.centerAndZoom('广州', 11);
    map.addEventListener("click", function (e) {
        var input = document.getElementById('wd');
        var input2 = document.getElementById('jd');
        input.value = e.point.lng;
        input2.value = e.point.lat;
    });



    map.addControl(new BMap.NavigationControl());


    var local = new BMap.LocalSearch(map, {
        renderOptions: {
            map: map
        }
    });

    function theLocation() {
        var city = document.getElementById("cityName").value;
        if (city != "") {
            local.search(city);
        }
    }
    var top_left_control = new BMap.ScaleControl({anchor: BMAP_ANCHOR_TOP_LEFT});
    //添加控件和比例尺
	function add_control(){
		map.addControl(top_left_control);        
		map.addControl(top_left_navigation);     
		map.addControl(top_right_navigation);    
	}
    add_control()
</script>
萌橙你瞅啥？