function initialize() {
  if (GBrowserIsCompatible()) {
	var map = new GMap2(document.getElementById("map_canvas"));
	map.setCenter(new GLatLng(53.194564,-3.655277), 8);
	map.setUIToDefault();
	var wpwIcon = new GIcon(G_DEFAULT_ICON);
	wpwIcon.image = "assets/images/logoWPW.png";
	wpwIcon.shadow = "";
	wpwIcon.iconSize = new GSize(20, 20);
	wpwIcon.iconAnchor = new GPoint(10, 10);
	markerOptions = { icon:wpwIcon };
	var point = new GLatLng(53.194564,-3.655277);
	map.addOverlay(new GMarker(point, markerOptions));
  }
}