var map;
    var geoXml; 
    var geoXml2; 
    var geoXml3; 


    function initialize() {
      if (GBrowserIsCompatible()) {
        geoXml = new GGeoXml("http://www.savannahway.com.au/kml/cairns-normanton_main.kml");
        geoXml2 = new GGeoXml("http://www.savannahway.com.au/kml/cairns-normanton_alt.kml");
        map = new GMap2(document.getElementById("nc-map")); 
        map.setCenter(new GLatLng(-17.539296556236692,143.3221435546875), 7); 
        map.setUIToDefault();
        map.addOverlay(geoXml);
        map.addOverlay(geoXml2);
      }  
    }