private void BtMoreDetails_Click(object sender, System.EventArgs e)
        {
            if (chanDetailsWindow != null)
            {
                chanDetailsWindow.Show();
                return;
            }

            chanDetailsWindow = new ChannelDetailsWindow
            {
                InfoString = ChanProginfo.Payload.Channel.ToString()
            };
            chanDetailsWindow.FormClosing += ChanDetailsWindow_FormClosing;
            chanDetailsWindow.ShowDialog();
        }
 private void ChanDetailsWindow_FormClosing(object sender, FormClosingEventArgs e)
 {
     chanDetailsWindow = null;
 }