var map;
  var kmlUrl = "http://www.therealecuador.co.uk/resources/galapagos.txt?v=" + Math.round(Math.random() * 10000000000);
  // prod kmlUrl = "http://www.therealecuador.co.uk/resources/galapagos.txt";
        function onLoad() {
          if (GBrowserIsCompatible()) {
            map = new GMap2(document.getElementById("map")); 
            map.setCenter(new GLatLng(-0.6,-90.5), 8); 
            map.addControl(new GSmallMapControl());
            var kml = new GGeoXml(kmlUrl);
            map.addOverlay(kml);
          }
        }