สอบถามปัญหาเกี่ยวกับการใช้ if ในการ Login หน่อยครับ

SqlConnection objConn = null;
            string strConnString = null;
            StringBuilder strSQL = default(StringBuilder);
            SqlCommand objCmd = null;
            SqlTransaction Trans;
            int intCount = 0;

            //*** Open Connection ***'
            strConnString = "Server=(local);UID=poorivat;PASSWORD=poorivat;database=Project Train;Max Pool Size=400;Connect Timeout=600;";
            objConn = new SqlConnection();
            objConn.ConnectionString = strConnString;
            objConn.Open();
            Trans = objConn.BeginTransaction(IsolationLevel.ReadCommitted);
            try
            {

                //*** Check Login ***'
                strSQL = new StringBuilder();
                strSQL.Append(" SELECT RolID FROM Member ");
                strSQL.Append(" WHERE UserName = @sUsername ");
                strSQL.Append(" AND Password = @sPassword ");
                objCmd = new SqlCommand(strSQL.ToString(), objConn);
                objCmd.Parameters.Add("@sUsername", SqlDbType.VarChar).Value = this.txtUsername.Text;
                objCmd.Parameters.Add("@sPassword", SqlDbType.VarChar).Value = this.txtPassword.Text;
                intCount = (int)objCmd.ExecuteScalar();

                objConn.Close();
                objConn = null;

                if (intCount == 0)
                {
                    this.LblStatus.ForeColor = System.Drawing.Color.Red;
                    this.LblStatus.Text = "User or Password ผิดกรุณาตรวจสอบ";
                }
                else if (intCount == 1)
                {
                    Session["strUsername"] = this.txtUsername.Text;
                    Response.Redirect("MainPage.aspx");
                }

                else if (intCount == 2)
                {

                    Session["strUsername"] = this.txtUsername.Text;
                    Response.Redirect("MemberPage.aspx");
                }


                Trans.Commit();
            }

            catch (Exception ex)
            {

                Trans.Rollback(); //*** RollBack Transaction ***//



                this.LblStatus.Text = "Record is rollback (" + ex.Message + ")";