private void sairToolStripMenuItem_Click(object sender, EventArgs e)
        {
            frmBackup objFromBackup = new frmBackup();

            objFromBackup.ShowDialog();
        }
 private void sairToolStripMenuItem_Click(object sender, EventArgs e)
 {
     frmBackup objFromBackup = new frmBackup();
     objFromBackup.ShowDialog();
 }