function initMap(lng,lat,title,desc) {
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map_canvas"));
		map.setCenter(new GLatLng(lat,lng), 7);
		map.addControl(new GMapTypeControl());
		map.addControl(new GLargeMapControl());
		var coords = new GLatLng(lat,lng);
		var marker = new GMarker(coords);
		map.addOverlay(marker);
		var txt = "<b>"+title+"</b><br />"+desc;
		GEvent.addListener(marker, "click", function(){marker.openInfoWindowHtml(txt);});
		marker.openInfoWindowHtml(txt);
	}
}