ขอโค้ด asp.net c# การทำ Log in โดยใช้ Access หน่อยค่ะ ขอบคุณค่ะ

        private void btnLogin_Click(object sender, EventArgs e)
        {
            OleDbConnection objConn = new OleDbConnection();
            OleDbCommand objCmd = new OleDbCommand();
            string strConnString = null;
            string strSQL = null;
            string directory = Path.GetDirectoryName(Application.ExecutablePath);

            strConnString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=" + directory + "\\database.mdb;Jet OLEDB:Database Password=;";
            objConn.ConnectionString = strConnString;
            objConn.Open();

            int intNumRows = 0;
            strSQL = "SELECT COUNT(*) FROM member WHERE Username = '" + this.txtUsername.Text + "' AND [Password] = '" + this.txtPassword.Text + "' ";
            objCmd = new OleDbCommand(strSQL, objConn);
            intNumRows = Convert.ToInt32(objCmd.ExecuteScalar());

            if (intNumRows > 0)
            {
                frmMain frm = new frmMain();
                frm._strUser = this.txtUsername.Text;
                frm.LoadInfor();
                frm.Show();

                this.Hide();
            }
            else
            {
                MessageBox.Show("Username or Password Incorrect");
            }

            objConn.Close();
            objConn = null;
        }

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Data;
using System.Diagnostics;
using System.Data.SqlClient;
using System.Text;

namespace AspNetWebboardCS
{
    public partial class NewQuestion : System.Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {

        }

        protected void btnSave_Click(object sender, EventArgs e)
        {
            SqlConnection objConn = null;
            StringBuilder strSQL = new StringBuilder();
            SqlCommand objCmd = null;

            string strConnString = null;
            strConnString = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=|DataDirectory|\\database.mdb";
            objConn = new SqlConnection(strConnString);
            objConn.Open();

            //*** Insert Reply ***'
            strSQL.Append(" INSERT INTO webboard (CreateDate,Question,Details,Name,[View],Reply) ");
            strSQL.Append(" VALUES ");
            strSQL.Append(" (@sCreateDate,@sQuestion,@sDetails,@sName,@sView,@sReply) ");
            objCmd = new SqlCommand(strSQL.ToString(), objConn);
            objCmd.Parameters.Add("@sCreateDate", SqlDbType.Date).Value = DateTime.Now.ToString();
            objCmd.Parameters.Add("@sQuestion", SqlDbType.VarChar).Value = this.txtQuestion.Text;
            objCmd.Parameters.Add("@sDetails", SqlDbType.VarChar).Value = this.txtDetails.Text;
            objCmd.Parameters.Add("@sName", SqlDbType.VarChar).Value = this.txtName.Text;
            objCmd.Parameters.Add("@sView", SqlDbType.Integer).Value = 0;
            objCmd.Parameters.Add("@sReply", SqlDbType.Integer).Value = 0;
            objCmd.ExecuteNonQuery();

            objConn.Close();
            objConn = null;

            Response.Redirect("Webboard.aspx");
        }
    }
}