Jquery with animation

//JQuery datepicker with animation
//Heru Rahmat Akhnuari
// http://www.ilmuprogrammer.com
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>jQuery UI Datepicker - Default functionality</title>
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css">
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script>
<link rel="stylesheet" href="/resources/demos/style.css">
<script>
$(function() {
$("#datepicker").datepicker({
  dateFormat: "yy-mm-dd",
  showAnim:"slide", //You can change any effect show,slideDown,fadeIn,blind,bounce,clip,drop,fold,slide
});
});
</script>
</head>
<body>
<p>Date: <input type="text" id="datepicker"></p>
</body>
</html>