var point = new GLatLng(<? echo $row->lat.','.$row->lon; ?>);
			marker = new GMarker(point, markerOptions);
			var tooltip = new Tooltip(marker,'<? echo $tooltip; ?>',4);
			marker.tooltip = tooltip;

			GEvent.addListener(marker, "click", function() {
			  location.href="index.php?p=info&id=<? echo $row->id; ?>";
			});
			map.addOverlay(marker);
			map.addOverlay(tooltip);
			
		// tooltip funktionen
		GEvent.addListener(marker,'mouseover',function(){
			this.tooltip.show();
		});
		GEvent.addListener(marker,'mouseout',function(){
			this.tooltip.hide();
		});