Geolocation mit Mootools, Google Map

geolocation.html

<script type="text/javascript" src="http://maps.googleapis.com/maps/api/js?sensor=true"></script>
<script type="text/javascript" src="tl_files/MooGeo-yui-compressed.js"></script>
<script type="text/javascript">
    <!--//--><![CDATA[//><!--
    window.addEvent('domready', function()
    {
        // Configuration
        mapdiv = 'mapdiv';
        latdestination = 47;
        londestination = 8;
        // Desination Coordinates
        var destination = new google.maps.LatLng(latdestination, londestination);
        // Map options
        myOptions = {
            zoom: 16,
            mapTypeId: google.maps.MapTypeId.ROADMAP,
            center: destination
        }
        // Create map
        var map = new google.maps.Map(document.id(mapdiv), myOptions);
        // Marker for desination
        new google.maps.Marker({
            position: destination,
            map: map
        });
        // Get user coordinates
        new MooGeo('visitor',
        {
            onComplete: function(location)
            {
                // Origin
                origin = new google.maps.LatLng(
                    location.place.centroid.latitude,
                    location.place.centroid.longitude
                );
                // Initialize direction services
                directionsService = new google.maps.DirectionsService();
                directionsDisplay = new google.maps.DirectionsRenderer();
                directionsDisplay.setMap(map);
                // Route options
                route = {
                    origin: origin,
                    destination: destination,
                    travelMode: google.maps.DirectionsTravelMode.DRIVING
                };
                // Create route
                directionsService.route(route, function(response, status) {
                    if (status == google.maps.DirectionsStatus.OK) {
                        directionsDisplay.setDirections(response);
                    }
                });
            }
        });
    });
    //--><!]]>
</script>