/* Google maps. */
function showMap ( lat, lng, divId )
{
    if ( GBrowserIsCompatible ( ) ) {
        document.getElementById ( divId ).style.display = "block";
        var map = new GMap2 ( document.getElementById ( divId ) );
        var point = new GLatLng ( lat, lng );
        map.setCenter ( point, 15 );
        var marker = new GMarker ( point );
        map.addOverlay ( marker );
        map.addControl ( new GSmallMapControl ( ) );
        map.enableScrollWheelZoom ( );
    } else {
        var map = document.getElementById ( divId );
        var message = document.createElement ( "p" );
        message.innerHTML = "Browser does not support Google Maps. We apologise for the inconvenience.";
        map.appendChild ( message );
    }
}