protected void EmployeesGridView_RowInserting(object sender, DevExpress.Web.Data.ASPxDataInsertingEventArgs e)
        {
            Employee employee = new Employee(phonebook.Session);
            employee.BindValuesFromOrderedDictionary<Employee>(e.NewValues);
            phonebook.Employees.Add(employee);
            phonebook.Save();

            EndEditing(sender as ASPxGridView, e);
        }