简单的百度地图使用

        <div class="spacemap" id="spacemap" style='height:400px'>

        </div>

        //地图
        var Lat = 211;//纬度
        var Lng = 111;//经度
        var address = '上海大厦';
        var map = new BMap.Map("spacemap");//在百度地图容器中创建一个地图
        var point = new BMap.Point(Lng,Lat);//定义一个中心点坐标
        map.centerAndZoom(point,17);
        //标注点数组
        var markerArr = [{ title: address, content: "", point: Lng+'|'+Lat, isOpen: 0, icon: { w: 30, h: 30, l: 0, t: 0, x: 6, lb: 5 } }
        ];

        //创建marker
        function addMarker() {
            for (var i = 0; i < markerArr.length; i++) {

                var json = markerArr[i];
                var p0 = json.point.split("|")[0];
                var p1 = json.point.split("|")[1];
                var point = new BMap.Point(p0, p1);
                var iconImg = createIcon(json.icon);
                var marker = new BMap.Marker(point, { icon: iconImg });
                var iw = createInfoWindow(i);
                var label = new BMap.Label(json.title, { "offset": new BMap.Size(json.icon.lb - json.icon.x + 10, -20) });
                marker.setLabel(label);
                map.addOverlay(marker);
                label.setStyle({
                    borderColor: "#808080",
                    color: "#333",
                    cursor: "pointer"
                });

                (function () {
                    var index = i;
                    var _iw = createInfoWindow(i);
                    var _marker = marker;
                    _marker.addEventListener("click", function () {
                        this.openInfoWindow(_iw);
                    });
                    _iw.addEventListener("open", function () {
                        _marker.getLabel().hide();
                    })
                    _iw.addEventListener("close", function () {
                        _marker.getLabel().show();
                    })
                    label.addEventListener("click", function () {
                        _marker.openInfoWindow(_iw);
                    })
                    if (!!json.isOpen) {
                        label.hide();
                        _marker.openInfoWindow(_iw);
                    }
                })()
            }
        }
        //创建InfoWindow
        function createInfoWindow(i) {
            var json = markerArr[i];
            var iw = new BMap.InfoWindow("<b class='iw_poi_title'>" + json.title + "</b>");
            return iw;
        }
        //创建一个Icon
        function createIcon(json) {
            var icon = new BMap.Icon("img/5.jpg", new BMap.Size(json.w, json.h), { imageOffset: new BMap.Size(-json.l, -json.t), infoWindowOffset: new BMap.Size(json.lb + 5, 1), offset: new BMap.Size(json.x, json.h) })
            return icon;
        }
        addMarker();

<script src="http://api.map.baidu.com/api?v=2.0&ak=xriz5LkyF7KH46rd5DOL9Nsu"></script>