/Web/UserControls/AddBank.ascx.cs

using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Data.Linq;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using DAL;

public partial class UserControls_AddBank : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    protected void btnAddBank_Click(object sender, EventArgs e)
    {
        InvoicingDataContext db = new InvoicingDataContext();
        BankDetail bank = new BankDetail
        {
            bank_name = this.txtBankName.Text,
            sort_code = Convert.ToInt32(this.txtSortCode.Text),
            account_number = this.txtAccountNumber.Text
        };
    }
}