void ShowDefaultMap()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
        }

        void ShowSpecificMap()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap(new LatLong(47.6, -122.33), 10, "h", false);
        }

        void UseCallback()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            var callback = new HtmlEventHandler(map_OnLoadMap);
            map.OnLoadMap += callback;
            map.LoadMap(new LatLong(47.22, -122.44), 12, "r", false);
            map.OnLoadMap -= callback;
        }

        void map_OnLoadMap()
        {
            Window.Alert("The map has loaded.");
        }

        void Show3DMap()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap(new LatLong(47.22, -122.44), 12, "r", false, MapMode.Mode3D, true);
        }

        void ShowHideNavControl()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            loadNormal.Click    += delegate { SetDashboardSize(map, DashboardSize.Normal); };
            loadSmall.Click     += delegate { SetDashboardSize(map, DashboardSize.Small); };
            loadTiny.Click      += delegate { SetDashboardSize(map, DashboardSize.Tiny); };
            showDashboard.Click += delegate { map.ShowDashboard(); };
            hideDashboard.Click += delegate { map.HideDashboard(); };
        }
        
        void SetDashboardSize(Microsoft.LiveLabs.Volta.VirtualEarth.Map map, DashboardSize size)
        {
            map.SetDashboardSize(size);
            map.LoadMap();
        }

        void GetRoute()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            map.GetRoute("Space Needle", "Microsoft");
        }

        void FindWhatWhere()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            findButton.Click += delegate
            {
                map.DeleteAllShapes();
                try
                {
                    map.Find(txtWhat.Value, txtWhere.Value);
                }
                catch (System.Exception ex)
                {
                    Window.Alert(ex.Message);
                }
            };
        }

        void Zoom()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            zoomIn.Click += delegate { map.ZoomIn(); };
            zoomOut.Click += delegate { map.ZoomOut(); };
            doZoom.Click += delegate
            {
                int zoomValue;
                if (int.TryParse(zoomLevel.Value, out zoomValue)
                    && zoomValue > 0
                    && zoomValue < 20)
                    map.SetZoomLevel(zoomValue);
            };
        }

        void ShowHideShape()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            var center=map.GetCenter();
            Shape shape = new Shape(ShapeType.Pushpin, center);
            shape.SetTitle("My pushpin");
            shape.SetDescription("This is a pushpin.");
            map.AddShape(shape);
            doShowShape.Click += delegate { shape.Show(); };
            doHideShape.Click += delegate { shape.Hide(); };
        }                    

        void DeleteShape()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            Shape shape = new Shape(ShapeType.Pushpin, map.GetCenter());
            shape.SetTitle("My pushpin");
            shape.SetDescription("This is a pushpin.");
            map.AddShape(shape);
            deleteShapeButton.Click += delegate { if (shape != null) map.DeleteShape(shape); };
        }

        void DeleteAllShapes()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            Shape shape = new Shape(ShapeType.Pushpin, map.GetCenter());
            shape.SetTitle("My pushpin");
            shape.SetDescription("This is a pushpin.");
            map.AddShape(shape);
            deleteAllShapesButton.Click += delegate { map.DeleteAllShapes(); };
        }

        void AddDefaultShapes()
        {
            var map = new Microsoft.LiveLabs.Volta.VirtualEarth.Map(mapDiv);
            map.LoadMap();
            addPushpin.Click += delegate
            {
                Shape shape = new Shape(ShapeType.Pushpin, map.GetCenter());
                shape.SetTitle("My pushpin");
                shape.SetDescription("This is shape number " + ++shapeCount);
                map.AddShape(shape);
            };
            addPolyline.Click += delegate
            {
                LatLong ll = map.GetCenter();
                double lat = ll.Latitude;
                double lon = ll.Longitude;
                Shape shape = new Shape(ShapeType.Polyline,
                    new LatLong[] { new LatLong(lat-0.1,lon-0.1)
                                  , new LatLong(lat+0.1,lon-0.1)
                                  , new LatLong(lat+0.1,lon)
                                  , new LatLong(lat-0.1,lon)
                                  , new LatLong(lat-0.1,lon+0.1)
                                  , new LatLong(lat+0.1,lon+0.1)});
                shape.SetTitle("My polyline");
                shape.SetDescription("This is shape number " + ++shapeCount);
                map.AddShape(shape);
            };
            addPolygon.Click += delegate
            {
                LatLong ll = map.GetCenter();
                double lat = ll.Latitude;
                double lon = ll.Longitude;
                Shape shape = new Shape(ShapeType.Polygon,
                    new LatLong[] { new LatLong(lat,lon-0.15)
                                  , new LatLong(lat+0.1,lon-0.05)
                                  , new LatLong(lat+0.1,lon+0.05)
                                  , new LatLong(lat,lon+0.15)
                                  , new LatLong(lat-0.1,lon+0.05)
                                  , new LatLong(lat-0.1,lon-0.05)});
                shape.SetTitle("My polygon");
                shape.SetDescription("This is shape number " + ++shapeCount);
                map.AddShape(shape);
            };
        }