after that all html we want to write these lines of code
<script type="text/javascript" src="http://code.jquery.com/jquery-1.8.2.js"></script>
<script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jqueryui/1.8.11/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.14/themes/base/jquery-ui.css" type="text/css" media="all">
<script>
$('#date').datepicker({
changeMonth: true,
changeYear: true,
showButtonPanel: true,
yearRange: "-100:+0",
dateFormat: 'dd/mm/yy'
});
</script>