function initialize() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map_canvas"));
        map.setCenter(new GLatLng(45.8982, 10.1925), 15);
		map.setUIToDefault(); // Opzioni default zoom/satellite etc.

        var myIcon = new GIcon(G_DEFAULT_ICON);
        myIcon.image = "http://www.hotelsanmartino-boario.it/images/map/logo.png";
        myIcon.iconSize = new GSize(22, 31);
        myIcon.shadow = "http://www.hotelsanmartino-boario.it/images/map/shadow.png";
        myIcon.shadowSize = new GSize(38, 31);
        myIcon.iconAnchor = new GPoint(10, 29);
        myIcon.infoWindowAnchor = new GPoint(10, 14);
        //myIcon.imageMap = [ 10,29, 1,16, 0,5, 5,0, 12,4, 18,2, 21,12, 21,16 ]; 
        
        var markerOptions = { icon:myIcon };
        
        var marker = new GMarker(map.getCenter(), markerOptions);
        GEvent.addListener(marker, "click", function () {
	      marker.openInfoWindowHtml("<b>Hotel San Martino</b><br>Via San Martino, 28<br>25047 Boario Terme (BS)");
        });
        map.addOverlay(marker);
      }
    }