function load(id, x, y) {
  if (GBrowserIsCompatible()) {
    //document.getElementById("map").style.width = 220;
    //document.getElementById("map").style.height = 200;

    var X = x;
    var Y = y;
    var P = 15;

    var map = new GMap2(document.getElementById(id));
    //显示地图移动/缩放控制器
    //map.addControl(new GSmallMapControl());
    //显示地图类型选择器
    map.addControl(new GMapTypeControl());
    //禁用双击缩放功能
    map.disableDoubleClickZoom();
    //启用使用鼠标滚轮缩放 
    map.enableScrollWheelZoom();

    map.setCenter(new GLatLng(X, Y), parseInt(P));

    GEvent.addListener(map, "moveend",
    function() {
      var center = map.getCenter();
    });

    var bounds = map.getBounds();
    var southWest = bounds.getSouthWest();
    var northEast = bounds.getNorthEast();
    var lngSpan = northEast.lng() - southWest.lng();
    var latSpan = northEast.lat() - southWest.lat();

    var point = new GLatLng(X, Y);
    map.addOverlay(new GMarker(point));
  }
}