private void AuxiliarEmpleado()
        {
            DataTable dataTable = n_Empleado.BuscarPorPuerto(Convert.ToInt16(comboBoxPuerto.Items[0].ToString()) /*SelectedItem.ToString())*/);

            comboBoxEmpleado.Items.Clear();
            foreach (DataRow dr in dataTable.Rows)
            {
                comboBoxEmpleado.Items.Add(dr["ID_EMPLEADOC"]);
            }
        }