private void transferToolStripMenuItem_Click(object sender, EventArgs e)
{
if (tw == null)
{
tw = new Transfer_Window();
tw.MdiParent = this;
tw.FormClosed += tw_FormClosed;
tw.Show();
}
else
{
tw.Activate();
}
//sd.Dispose();
}
private void tw_FormClosed(object sender, FormClosedEventArgs e)
{
tw = null;
//tw = null;
//throw new NotImplementedException();
}
