var map = null;
var geocoder = null;

function mapInit(lat,lon) {
     map = new GMap(document.getElementById("map"));
     map.addMapType(G_SATELLITE_3D_MAP);
     map.setMapType(G_NORMAL_MAP);
     map.setCenter(new GLatLng(lat, lon), 4);
     map.addControl(new GOverviewMapControl());

}