protected void MostrarConta ()

{
  IdentityReferenceCollection IRC;
  NTAccount                   NTA;
  string                      Dominio, DominioNome, FDL, Nome;

  Nome       = System.Environment.UserName;
  Dominio    = System.Environment.UserDomainName;
  DominioNome= WindowsIdentity.GetCurrent ().Name;

  FDL        = (char) 10 + "        ";
  Conta.Text = "Conta:" + FDL + Nome + FDL + Dominio + FDL + DominioNome + '\xA' + '\xA' + "Grupos:";
  IRC        = WindowsIdentity.GetCurrent ().Groups;

  foreach (IdentityReference IR in IRC) {
    NTA        = (NTAccount) IR.Translate (typeof (NTAccount));
    Conta.Text+= FDL + NTA.Value;
  }
}