Time Counter With JQuery

This code snippet for Time Counter With JQuery.

<span id="Span2" style="float: left; padding-left: 10px; padding-right: 5px;">
If you did not received One-Time Password (OTP)</span> <span id="pleaseWait" style="float: left;">Please wait <span id="timeCount">120</span> seconds.</span> <span id="Span1" style="display: none; float: left; padding-top: 2px;">
<script src="js/jquery-1.7.1.min.js"></script>
<script type="text/javascript">
window.onload = function(){
(function(){
var counter = 120;
setInterval(function() {
counter--;
if (counter >= 0) {
span = document.getElementById("timeCount");
span.innerHTML = counter;
}
// Display 'counter' wherever you want to display it.
if (counter === 0) {
document.getElementById('pleaseWait').style.display = 'none';
document.getElementById('Span1').style.display = 'block';
}
}, 1000);
})();
}
</script>