public SongismGuessingListBox()
        {
            _lsAlbumNames = new List<string> ();
            _lsAlbumNames.Add ("Music");
            _lsAlbumNames.Add ("Grassroots");
            _lsAlbumNames.Add ("311");
            _lsAlbumNames.Add ("Enlarged to Show Detail");
            _lsAlbumNames.Add ("Transistor");
            _lsAlbumNames.Add ("Omaha Sessions");
            _lsAlbumNames.Add ("Soundsystem");
            _lsAlbumNames.Add ("From Chaos");
            _lsAlbumNames.Add("Enlarged to Show Detail 2");
            _lsAlbumNames.Add ("Evolver");
            _lsAlbumNames.Add ("Greatest Hits '93-'03");
            _lsAlbumNames.Add ("Don't Tread On Me");
            _lsAlbumNames.Add ("Uplifter");
            _lsAlbumNames.Add ("Universal Pulse");
            _lsAlbumNames.Add ("Stereolithic");

            _ldDockingPositionsX = new List<float> ();

            SongismGuessingItems = new List<SongismGuessingItem>();

            SelectedItem = null;
            _listBoxDisplayArea = new Rectangle(54, 128, 512, 480);
            _velocity = Vector2.Zero;
        }
        void SongismGuessingListBox_OnGuessingItemPressed(object sender, EventArgs e)
        {
            for (int i = 0; i < SongismGuessingItems.Count; i++)
            {
                if (SongismGuessingItems[i].Equals((SongismGuessingItem)sender))
                {
                    //SongismGuessingItems[i].Checked = !((SongismGuessingItem)sender).Checked;
                    SongismGuessingItems[i].Checked = true;
                }
                else
                {
                    SongismGuessingItems[i].Checked = false;
                }
            }

            if (((SongismGuessingItem)sender).Checked)
                SelectedItem = (SongismGuessingItem)sender;
            else
                SelectedItem = null;
        }