private void updateInformationToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            this.Hide();
            Update_info i = new Update_info();

            i.Show();
        }
 private void updateInformationToolStripMenuItem1_Click(object sender, EventArgs e)
 {
     this.Hide();
     Update_info i = new Update_info();
     i.Show();
 }