private void UpdateDatabase()
        {
            int companyId = Int32.Parse(hdfCompanyId.Value);

            DB.Open();
            DB.BeginTransaction();
            try
            {
                // Save hotels
                HotelsSetupHotelsSetup hotelsSetupHotelsSetup = new HotelsSetupHotelsSetup(hotelsSetupTDS);
                hotelsSetupHotelsSetup.Save(companyId);

                DB.CommitTransaction();

                // Store datasets
                hotelsSetupTDS.AcceptChanges();
                Session["hotelsSetupTDS"] = hotelsSetupTDS;
            }
            catch (Exception ex)
            {
                DB.RollbackTransaction();

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