exe.sqlStr = "if exists (select * from TAM_Email_RedBull) update [dbo].[TAM_Email_RedBull] set [AbsentQua]=@p1,[Day]=@p2,[Subject] =@p3,[Body] =@p4 else insert into TAM_Email_RedBull(AbsentQua,Day,Subject,Body)values(@p1,@p2,@p3,@p4)"
        exe.cmdConnection()


        exe.sqlParameter_Value("@p1", "I", Val(Me.TextBox1.Text))
        exe.sqlParameter_Value("@p2", "I", Val(Me.Txtno.Text))
        exe.sqlParameter_Value("@p3", "NV", Me.txtSubject.Text)
        exe.sqlParameter_Value("@p4", "NV", Me.txtBody.Text)
        exe.ExecuteNonQuery()




        <script type="text/javascript">
            var password = document.getElementById("txtPassword")
  , confirm_password = document.getElementById("txtConfirm");

            function validatePassword() {
                if (password.value != confirm_password.value) {
                    confirm_password.setCustomValidity("รหัสผ่าน ไม่ตรงกันกับรหัสด้านบน");
                } else {
                    confirm_password.setCustomValidity('');
                }
            }

            password.onchange = validatePassword;
            confirm_password.oninput = validatePassword;
        </script>