asp.net visual basic kodlarını c# çevirme

using System.Data.OleDb;
using System.Data;
using System.Data.OleDb.OleDbCommand;
using System.IO;
using System.Web.Configuration;

partial class yonetim_Default : System.Web.UI.Page
{
    protected **** Button1_Click(object sender, EventArgs e)
    {
        string gelenadres;
        OleDbConnection baglanti = new OleDbConnection("provider=microsoft.jet.oledb.4.0;data source=" + MapPath("~/App_Data/Database1.mdb"));
        OleDbCommand cmd = new OleDbCommand("Select * From Tablo2", baglanti);
        baglanti.Open();
        OleDbDataReader Dr;
        Dr = cmd.ExecuteReader;
        while ((Dr.Read()))
        {
            if (((Dr("kul").ToString() == TextBox1.Text) & (Dr("sifre").ToString() == TextBox2.Text)))
            {
                Session("girenid") = Dr("kid");
                Session("giris") = "1";
                Session("yetki") = Dr("yetki");
                Dr.Close();
                if (Session("yetki") == "2")
                {
                    gelenadres = "default2.aspx";
                }
                else if (Session("yetki") == "1")
                {
                    gelenadres = "super.aspx";
                }
                else
                {
                    gelenadres = Request.QueryString("ReturnUrl");
                }

                Response.Redirect(gelenadres);
                return;
            }
        }

        Dr.Close();
    }
}