function mapStart()  
{
	var mapa
	if(GBrowserIsCompatible())
	{
		mapaWro = new GMap2(document.getElementById("Map"));
		mapaWro.setCenter(new GLatLng(51.101500,16.966256),12);
		
		mapaWro.addControl(new GSmallZoomControl());
		mapaWro.enableScrollWheelZoom();
		
		var ikona1 = new GIcon();
		ikona1.image = "http://maps.google.com/mapfiles/kml/pal3/icon21.png";
		ikona1.shadow = "http://maps.google.com/mapfiles/kml/pal3/icon21s.png";
		ikona1.iconSize = new GSize(32, 32);
		ikona1.infoWindowAnchor = new GPoint(16,16);
		ikona1.iconAnchor = new GPoint(16,16);
		ikona1.shadowSize = new GSize(59, 32);
		
		var ikona2 = new GIcon(ikona1);  
		ikona2.image = "http://maps.google.com/mapfiles/kml/pal2/icon56.png";  
		ikona2.shadow = "http://maps.google.com/mapfiles/kml/pal2/icon56s.png";
		
		var ikona0 = new GIcon(ikona2);  
		ikona0.image = "/img/default/point.png";
		ikona0.shadow = "http://maps.google.com/mapfiles/kml/pal2/icon6s.png";

		function dodajMarker(lat,lon,txt,ico)
		{
			var marker = new GMarker(new GLatLng(lat,lon),{icon: ico});
			marker.txt=txt;
			mapaWro.addOverlay(marker);
			GEvent.addListener(marker,"click",function() {
				marker.openInfoWindowHtml(marker.txt);
			});
			return marker;
		}
		
		var markerWro = dodajMarker(51.095946,16.975307,'<h4>Wrocław</h4>ul. Ostrowskiego 13D<br />Route: <a href="http://maps.google.com/maps?&saddr=51.095946,16.975307" target="_blank">from Hicron</a>, <a href="http://maps.google.com/maps?&daddr=51.095946,16.975307" target="_blank">to Hicron</a>',ikona0);
		var markerPoz = dodajMarker(52.404273,16.864913,'<h4>Poznań</h4>ul. Marcelińska 90<br />Route: <a href="http://maps.google.com/maps?&saddr=52.404273,16.864913" target="_blank">from Hicron</a>, <a href="http://maps.google.com/maps?&daddr=52.404273,16.864913" target="_blank">to Hicron</a>',ikona0);
		var markerLot = dodajMarker(51.104653,16.899204,'<h4>Airport Wrocław</h4><a href="http://www.airport.wroclaw.pl/" target="_blank">www.airport.wroclaw.pl</a><br />Route: <a href="http://maps.google.com/maps?&saddr=51.095946,16.975307&daddr=Port+Lotniczy+Wroc%C5%82aw&sll=51.100531,16.93761" target="_blank">from Hicron</a>, <a href="http://maps.google.com/maps?&saddr=Port+Lotniczy+Wroc%C5%82aw&daddr=51.095946,16.975307&sll=51.100531,16.93761" target="_blank">to Hicron</a>',ikona2);
		var markerSch = dodajMarker(47.176329,8.512301 ,'<h4>Hicron Schweiz AG</h4>Landis + Gyr-Strasse 1<br />CH-6300 Zug, Switzerland<br />Route: <a href="http://maps.google.com/maps?&saddr=47.176329,8.512301" target="_blank">from Hicron Schweiz</a>, <a href="http://maps.google.com/maps?&daddr=47.176329,8.512301" target="_blank">to Hicron Schewiz</a>',ikona0);
		
		markerWro.openInfoWindowHtml(markerWro.txt);
		mmgr = new GMarkerManager(mapaWro);
		mmgr.addMarker(markerLot,9,17);  
		mmgr.refresh(); 
	}
}