function onLoad(lon,lat) {
	if (GBrowserIsCompatible()) {

		var map = new GMap(document.getElementById("map"));
		map.addControl(new GSmallMapControl());
		//map.addControl(new GMapTypeControl());
		map.centerAndZoom(new GPoint(lon,lat), 4);
		
		// Add 10 random markers in the map viewport using the default icon.
		var bounds = map.getBoundsLatLng();
		var width = bounds.maxX - bounds.minX;
		var height = bounds.maxY - bounds.minY;
		var point = new GPoint(lon,lat);
		var marker = new GMarker(point);
		map.addOverlay(marker);

	}
}

var localSearch = new GlocalSearch();
function usePointFromPostcode(postcode, callbackFunction) {
  
  localSearch.setSearchCompleteCallback(null, 
    function() {
      
      if (localSearch.results[0]) {    
        var resultLat = localSearch.results[0].lat;
        var resultLng = localSearch.results[0].lng;
        var point = new GLatLng(resultLat,resultLng);
        callbackFunction(point);
      }else{
        alert("Postcode not found!");
      }
    });  
    
  localSearch.execute(postcode + ", UK");
}