<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<link rel="stylesheet" href="http://nazar-pc.github.io/PickMeUp/css/pickmeup.css" type="text/css" />
<script src="http://code.jquery.com/jquery-1.11.0.min.js"></script>
<script src="http://nazar-pc.github.io/PickMeUp/js/jquery.pickmeup.js"></script>
<script>
$(function () {
//првязываем пикер к инпутам с классом aaa
$('.aaa').pickmeup();
});
</script>
</head>
<body>
aaa<br>
<input type="text" class="aaa"><br>
<input type="text" class="aaa"><br>
bbb<br>
<input type="text" class="bbb"><br>
</body>
</html>