if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map_canvas"));
		var latlng = new GLatLng(58.191058,16.636932);
		map.setCenter(latlng, 9);
		var CityMarker = new GMarker(latlng);
		map.addOverlay(CityMarker);
		GEvent.addListener(CityMarker, "mouseover", function() {
			CityMarker.openInfoWindowHtml("Sandvik's Estate");
			});
		map.savePosition();	//	enables the large map control centre button to return the map to initial view
		var customUI = map.getDefaultUI();
		customUI.controls.scalecontrol = false;
		map.setUI(customUI);
	}
	function switchLayer(checked,layer){
		if(checked)map.addOverlay(layer);
		if(!checked)map.removeOverlay(layer);
	}
	function loadDirections(from) {
		var directionsPanel = document.getElementById("my_textual_div");
		var directions = new GDirections(map, directionsPanel);
		directions.load("from: " + from + " to: 58.191058,16.636932");
	}