private void разъединитьToolStripMenuItem_Click(object sender, EventArgs e)
 {
     for (int i = 0; i < treeView1.SelectedNode.Nodes.Count; i++)
     {
         AxMSTSCLib.AxMsRdpClientNotSafeForScripting rc = (AxMSTSCLib.AxMsRdpClientNotSafeForScripting)treeView1.SelectedNode.Nodes[i].Tag;
         if (rc.Connected == 1)
         {
             rc.Disconnect();
         }
     }
 }
 private void соединитьсяToolStripMenuItem1_Click(object sender, EventArgs e)
 {
     AxMSTSCLib.AxMsRdpClientNotSafeForScripting rc = treeView1.SelectedNode.Tag as AxMSTSCLib.AxMsRdpClientNotSafeForScripting;
     if (rc.Connected != 1)
     {
         ConnectNode(treeView1.SelectedNode);
     }
     else
     {
         rc.Disconnect();
     }
 }