public static void AutenticationSqlSa(string servidor)
  {
      try
      {
          string ScripAutentiction = "USE [master]EXEC xp_instance_regwrite N'HKEY_LOCAL_MACHINE', N'Software\\Microsoft\\MSSQLServer\\MSSQLServer', N'LoginMode', REG_DWORD, 2 USE [master] ALTER LOGIN [sa] WITH PASSWORD=N'123' ALTER LOGIN [sa] ENABLE Exec sp_defaultlanguage 'sa', 'us_english' Reconfigure";
          CriaBancoRegraNegocio.novoBanco = new CriaBancoAcessoDados();
          if (ScripAutentiction == null)
              return;
          CriaBancoRegraNegocio.novoBanco.Autentication(ScripAutentiction, servidor);
      }
      catch (Exception ex)
      {
          throw ex;
      }
  }


  public DataTable Autentication(string ScripAutentiction, string servidor)
  {
      SqlConnection sqlConnection = (SqlConnection)null;
      try
      {
          using (sqlConnection = new SqlConnection("Server= " + servidor + "; database=master;Integrated Security=True;Trusted_Connection = true;"))
          {
              sqlConnection.Open();
              this.sql.Append(ScripAutentiction);
              this.comandoSql.CommandText = this.sql.ToString();
              this.comandoSql.Connection = sqlConnection;
              this.comandoSql.CommandTimeout = 100;//500000
              this.dadosTabela.Load((IDataReader)this.comandoSql.ExecuteReader());
              return this.dadosTabela;
          }
      }
      catch (Exception ex)
      {
          throw new Exception("Ocorreu um erro no método VerificarBanco. Caso o problema persista, entre em contado com o Administrador do Sistema." + ex.Message);
      }
      finally
      {
          if (sqlConnection != null)
          {
              sqlConnection.Close();
              sqlConnection.Dispose();
          }
      }
  }