Visual Basic - Agregar un reloj en .aspx

Function mueveReloj()

    Dim h, m, s, horaImprimible As String

    h = Now.Hour.ToString("D2")

    m = Now.Minute.ToString("D2")

    s = Now.Second.ToString("D2")

    horaImprimible = h & " : " + m & " : " & s

    Label1.Text = horaImprimible

    Return ("mueveReloj()"(1000))

End Function

<script>

function startTime() {

    var today = new Date();

    var h = today.getHours();

    var m = today.getMinutes();

    var s = today.getSeconds();

    m = checkTime(m);

    s = checkTime(s);

    document.getElementById('txt').innerHTML =

    h + ":" + m + ":" + s;

    var t = setTimeout(startTime, 500);

}

function checkTime(i) {

    if (i < 10) {i = "0" + i};  // add zero in front of numbers < 10

    return i;

}

</script>