//<![CDATA[

    function load() {
      if (GBrowserIsCompatible()) {
        var map = new GMap2(document.getElementById("map"));
        map.addControl(new GLargeMapControl());
        map.addControl(new GOverviewMapControl()); 
        map.setCenter(new GLatLng(51.7249,-0.29639), 13)
        point = new GLatLng(51.7249,-0.29639); 
        var marker = new GMarker(point);
        GEvent.addListener(marker, "click", function() {
          marker.openInfoWindowHtml("186 High Street<br />London Colney<br />St Albans<br />Herts<br />AL2 1JQ<br /><br /><br />");
         });   
        map.addOverlay(marker);
        marker.openInfoWindowHtml("186 High Street<br />London Colney<br />St Albans<br />Herts<br />AL2 1JQ<br /><br /><br />");
      }
    }

    //]]>