$(function() {
       var map = new bmap.map("map"); // 创建map实例
       var point = new bmap.point(117.354144, 31.906343);
       map.centerandzoom(point, 18); // 初始化地图,设置中心点坐标和地图级别

       //添加地图类型控件
       var myicon = new bmap.icon("https://ngc202301300003.fastindexs.com/repository/portal-local/ngc202301300003/cms/image/df7caa2a-7fa1-4056-b330-70503eaac794.png?1678765382998", new bmap.size(249, 131));
       var marker2 = new bmap.marker(point, { icon: myicon }); // 创建标注
       map.addoverlay(marker2);
       var opts = { anchor: bmap_anchor_bottom_right }
       map.addcontrol(new bmap.navigationcontrol(opts));
       map.setcurrentcity("北京"); // 设置地图显示的城市 此项是必须设置的
   })