private void UpdateDatabase()
        {
            // Get ids
            int toDoId = Int32.Parse(hdfToDoListId.Value);
            string toDolistType = hdfFmType.Value;
            int companyId = Int32.Parse(hdfCompanyId.Value);

            // Delete
            DB.Open();
            DB.BeginTransaction();
            try
            {
                ToDoListToDoListActivity toDoListToDoListActivity = new ToDoListToDoListActivity(toDolistInformationTDS);
                toDoListToDoListActivity.DeleteAllDirect(toDoId, companyId);

                ToDoListToDoList toDoList = new ToDoListToDoList(null);
                toDoList.DeleteDirect(toDoId, companyId);

                DB.CommitTransaction();
            }
            catch (Exception ex)
            {
                DB.RollbackTransaction();

                string url = string.Format("./../../error_page.aspx?error={0}", ex.Message.Replace('\n', ' '));
                Response.Redirect(url);
            }
        }