private void button1_Click(object sender, EventArgs e)
        {
            MSTerminalServiceControl1.Server   = textBox1.Text;
            MSTerminalServiceControl1.UserName = textBox2.Text;
            IMsTscNonScriptable secured = (IMsTscNonScriptable)MSTerminalServiceControl1.GetOcx();

            secured.ClearTextPassword = textBox3.Text;
            MSTerminalServiceControl1.Connect();
        }
 private void button2_Click(object sender, EventArgs e)
 {
     MSTerminalServiceControl1.Disconnect();
 }