Hi makenzi.exc,
The setInterval method calls a function at specified intervals (in milliseconds).
HTML
<html>
<head>
<meta charset="utf-8" />
<title></title>
<style type="text/css">
body { font-family: Arial; font-size: 10pt; }
</style>
</head>
<body>
<label id="lblMessage"></label>
<script type="text/javascript">
window.onload = function () {
var i = 60;
setInterval(function () {
// Set Label every 1 second.
document.getElementById("lblMessage").innerHTML = "Remaining Time " + i + " seconds";
i--;
}, 1000);
};
</script>
</body>
</html>
Demo
Screenshot

Downloads
Download Sample