function initialize() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map_canvas"));
        map.setCenter(new GLatLng(55.786,-4.1645), 16);
        map.setUIToDefault();

		newDiv = document.createElement("div");
    	newDiv.innerHTML = "<h3>Robert Wiseman Dairies PLC</h3> <p>159 Glasgow Road<br/> East Kilbride<br/> Glasgow G74 4PA</p>";
		map.openInfoWindow(map.getCenter(), newDiv);

		/*
		using default icon
		var latlng1 = new GLatLng(55.786783,-4.164198);
		marker1 = new GMarker(latlng1);
		map.addOverlay(marker1);*/

		
		/*----------using custom icon ----------*/
		var points=new GLatLng(55.786,-4.1645);
		var myIcon = new GIcon(G_DEFAULT_ICON);
		myIcon.image = "/images/logo-small.png";
		myIcon.iconSize = new GSize(80, 56);
		myIcon.iconAnchor = new GPoint(80, 56);
		myMarker = { icon:myIcon };
		var marker = new GMarker(points, myMarker);
		map.addOverlay(marker);
      }
    }