//GOOGLE MAP
function initialize(straddress,strtitle,numlevel,navselect) {
var map = null;
var geocoder = null;
	if (GBrowserIsCompatible()) {
        map = new GMap2(document.getElementById("google_map_canvas"));
		map.enableScrollWheelZoom();
		geocoder = new GClientGeocoder();
		if(navselect){
        map.addControl(new GLargeMapControl());
        map.addControl(new GOverviewMapControl());
		}
    if (geocoder){
      geocoder.getLatLng(straddress,function(point) {
          if (!point) {
            alert("找不到: " + straddress);
          } else {
            map.setCenter(point,numlevel);
            var marker = new GMarker(point);
            map.clearOverlays();
            map.addOverlay(marker);
			$(window).unload(function (){
               $('.').unbind();
               GUnload();
           });
            //marker.openInfoWindowHtml(strtitle);提示窗口
          }
        }
      );}
	}else{
        alert('你使用的浏览器不支持 Google Map!');
	}
}