function initialize() {
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map_canvas"));
		var point = new GLatLng(52.241700, 20.911550); 
		map.setCenter(point, 15);
		map.setMapType(G_NORMAL_MAP);
		map.addControl(new GLargeMapControl());
		var info = "<img src='_img/sub/commute/map.png' width=\"378\" height=\"229\" alt='Mapa dojazdu' />";
		var marker = new GMarker(new GLatLng(52.241700, 20.911550));
		GEvent.addListener(marker, "click", function() {  
		map.openInfoWindowHtml(point, info);
		});  
		map.addOverlay(marker); 
		map.openInfoWindowHtml(point, info);
	}
}