function $(id)
{
	return document.getElementById(id);
}
function mapInit(x,y,desc,f) {
	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map"));
		map.setCenter(new GLatLng(y,x), 14);
		var marker = new GMarker(new GLatLng(y,x));
		map.addControl(new GSmallZoomControl());
		var foto = f;
		GEvent.addListener(marker, "click", function() {
			if (foto) {
				marker.openInfoWindowHtml('<img src="'+foto+'" alt="" style="float:left;margin-right:10px" width="100" /> <b>'+desc+'</b>', {maxWidth:300});
			} else {
				marker.openInfoWindowHtml('<b>'+desc+'</b>');
			}
		});
		map.addOverlay(marker);
	}
}