private void PositionButton(IntPtr hWnd, int right, int width)
    {
      hWnd.AssumeNonZero();
      var id = hWnd.GetDlgCtrlID();

      //hWnd.BringWindowToTop();

      var buttonLoc = hWnd.GetWindowPlacement();

      buttonLoc.Right = right;
      buttonLoc.Left = buttonLoc.Right - width;
      hWnd.SetWindowPlacement(ref buttonLoc);
      hWnd.InvalidateRect(IntPtr.Zero, true);

    }