<!DOCTYPE html>
<html>
<head></head>
<body>
<button id="button-id">Diplay Date</button>
<p id="p-id"></p>
<script>
document.getElementById("button-id").onclick = GetDate;
function GetDate()
{
var d = new Date();
var dt = d.getMonth() + 1 + '/' + d.getDate() + '/' + d.getFullYear();
document.getElementById("p-id").innerHTML = dt;
}
/*
run:
onclick you will see the date:
7/8/2015
*/
</script>
</body>
</html>