http://blog.csdn.net/netjxz/archive/2007/10/28/1852343.aspx

http://blog.csdn.net/netjxz/archive/2007/10/28/1852343.aspx

http://blog.csdn.net/chenqi0701/archive/2008/03/04/2147309.aspx

BingMaps:       http://blog.csdn.net/beniao277/archive/2010/04/07/5459527.aspx

   private void MapWithPushpins_MouseDoubleClick(object sender, MapMouseEventArgs e)
        {
            // Disables the default mouse double-click action.
            e.Handled = true;

            // The location to place the pushpin at on the map.
            Location pinLocation = MapWithPushpins.ViewportPointToLocation(e.ViewportPoint);
           
             // The pushpin to add to the map.
            Pushpin pin = new Pushpin();
            pin.Location = pinLocation;
           
            // Adds the pushpin to the map.
            MapWithPushpins.Children.Add(pin);

        }

 

http://download.microsoft.com/download/F/B/1/FB148BDA-DE1F-4427-B343-BE99DEBE3041/WP7TrainingKitOfflineSetup.zip