private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DeletePlaylist dp = new DeletePlaylist(this, dataset, xWMP);

            dp.ShowDialog();

            updateOpenTSMI();
        }
        private void deleteToolStripMenuItem_Click(object sender, EventArgs e)
        {
            DeletePlaylist dp = new DeletePlaylist(this, dataset, xWMP);
            dp.ShowDialog();

            updateOpenTSMI();
        }