Start timer in javascript

Start timer in javascript

<script>

    $(document).ready(function () {

        CountDown();

    })

    function CountDown() {

        var tt ="23-Mar-22 10:26:34 AM";

        if (tt == null || tt == "") {

            $('#demo').show();

            document.getElementById("demo").innerHTML = "YOUR ID IS NOT ACTIVATED";

            return;

        }

        var countDownDate = new Date('23-Mar-22 10:26:34 AM').getTime();

        var x = setInterval(function () {

            //debugger;

            var now = new Date().getTime();

            var distance = countDownDate - now;

            var days = Math.floor(distance / (1000 * 60 * 60 * 24));

            var hours = Math.floor((distance % (1000 * 60 * 60 * 24)) / (1000 * 60 * 60));

            var minutes = Math.floor((distance % (1000 * 60 * 60)) / (1000 * 60));

            var seconds = Math.floor((distance % (1000 * 60)) / 1000);

                $('#demo').show();

                document.getElementById("demo").innerHTML = "YOUR ID WILL BE EXPIRE IN " + days + " Day " + hours + "h "

                + minutes + "m " + seconds + "s ";

            if (distance < 0) {

                clearInterval(x);

                document.getElementById("demo").innerHTML = "YOUR ID IS EXPIRED";

            }

        }, 1000);

    }

</script>