private void toolStripBtnSettings_Click(object sender, EventArgs e)
        {
            var settings = new frmSettings();

            settings.Owner = this;
            settings.ShowDialog();
            //settings.ShowDialog(this);
        }
 private void settingsToolStripMenuItem_Click(object sender, EventArgs e)
 {
     frmSettings = new frmSettings();
     MdiChild(frmSettings, this);
 }