var map;

var icon = new GIcon();
icon.image = "images/mapicon.png";
//avail.shadow = "http://labs.google.com/ridefinder/images/mm_20_shadow.png";
icon.iconSize = new GSize(32, 32);
//avail.shadowSize = new GSize(22, 20);
icon.iconAnchor = new GPoint(16, 2);
//avail.infoWindowAnchor = new GPoint(4, 2);
//avail.infoShadowAnchor = new GPoint(18, 25);

function usePointFromPostcode(postcode, callbackFunction) {
    var localSearch = new GlocalSearch();
    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 marker = new GMarker(point, icon);
    map = new GMap2(document.getElementById("map"));
    map.addControl(new GLargeMapControl());
    map.addControl(new GMapTypeControl());
    map.addOverlay(marker);
    map.setCenter(new GLatLng(point.lat(), point.lng(), 10));
    map.setZoom(9)
}

function showPointLatLng(point) {
    alert("Latitude: " + point.lat() + "\nLongitude: " + point.lng());
}

function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function() {
            oldonload();
            func();
        }
    }
}

function addUnLoadEvent(func) {
    var oldonunload = window.onunload;
    if (typeof window.onunload != 'function') {
        window.onunload = func;
    } else {
        window.onunload = function() {
            oldonunload();
            func();
        }
    }
}