var icon = new GIcon();
icon.image = "http://www.google.com/mapfiles/marker.png";
icon.shadow = "http://www.google.com/mapfiles/shadow50.png";
icon.iconSize = new GSize(20, 34);
icon.shadowSize = new GSize(37, 34);
icon.iconAnchor = new GPoint(10, 34);

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");
}

function placeMarkerAtPoint(point) {
    var cordinates;
    cordinates = point.toString(); ;
    cordinates = cordinates.replace("(", "").replace(")", "").replace(" ", "");
    var map;
    if (GBrowserIsCompatible()) {
        try {
            map = new GMap2(document.getElementById("map"));
            map.addControl(new GLargeMapControl());
            map.addControl(new GMapTypeControl());
            var xAndy = cordinates.split(",");
            map.setCenter(new GLatLng(xAndy[0], xAndy[1]), 16, G_NORMAL_MAP);

            var marker = new GMarker(point, icon);
            map.addOverlay(marker);
        }
        catch (e) {
        }
    }
}