public void LoadCreatedBy(tbl_Account acc = null)
        {
            if (acc != null)
            {
                ddlCreatedBy.Items.Clear();
                ddlCreatedBy.Items.Insert(0, new ListItem(acc.Username, acc.Username));
            }
            else
            {
                var CreateBy = AccountController.GetAllNotSearch().Where(x => x.RoleID == 0 || x.RoleID == 2).ToList();
                ddlCreatedBy.Items.Clear();
                ddlCreatedBy.Items.Insert(0, new ListItem("Nhân viên tạo đơn", ""));
                if (CreateBy.Count > 0)
                {
                    foreach (var p in CreateBy)
                    {
                        ListItem listitem = new ListItem(p.Username, p.Username);
                        ddlCreatedBy.Items.Add(listitem);
                    }
                    ddlCreatedBy.DataBind();
                }

                // Add Customer Bank drop down list
                var cusBanks = BankController.getDropDownList();
                cusBanks[0].Text = "Ngân hàng chuyển";
                ddlCustomerBank.Items.Clear();
                ddlCustomerBank.Items.AddRange(cusBanks.ToArray());
                ddlCustomerBank.DataBind();

                // Add Account Bank drop down list
                var accBanks = BankAccountController.getDropDownList();
                accBanks[0].Text = "Ngân hàng nhận";
                ddlBankReceive.Items.Clear();
                ddlBankReceive.Items.AddRange(accBanks.ToArray());
                ddlBankReceive.DataBind();

                ddlAccoutBank.Items.Clear();
                ddlAccoutBank.Items.AddRange(accBanks.ToArray());
                ddlAccoutBank.DataBind();

                // Add Order status
                ddlStatus.Items.Clear();
                ddlStatus.Items.Add(new ListItem("Trạng thái giao dịch", "0"));
                ddlStatus.Items.Add(new ListItem("Đã nhận tiền", "1"));
                ddlStatus.Items.Add(new ListItem("Chưa nhận tiền", "2"));
                ddlStatus.SelectedIndex = 0;
            }
        }