private void toolStripMenuItem3_Click_1(object sender, EventArgs e)
{
txiugaimima txiugaimima1 = new txiugaimima();
txiugaimima1.ShowDialog();
this.Show();
}
private void toolStripMenuItem3_Click(object sender, EventArgs e)
{
this.Visible = false;
txiugaimima Mainfrom = new txiugaimima();
Mainfrom.ShowDialog();
this.Show();
}
