protected static void CreatePrincipalIfNeed()
        {
            if (ActualPrincipal != null)
            {
                return;
            }

            ActualPrincipal = new WindowServant();
        }
    protected static void CreatePrincipalIfNeed()
    {
      if (ActualPrincipal != null)
      {
        return;
      }

      ActualPrincipal = new WindowServant();
    }