jQuery UI: Date Picker

Date Picker

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.18/themes/mint-choc/jquery-ui.css">
<div class="demo">

<p>Date Present: <input id="datepicker" type="text"></p>
<p>Date Future: <input id="datepicker2" type="text"></p>
</div><!-- End demo -->

JavaScript

$("#datepicker").datepicker({
        changeMonth: true,
        changeYear: true,
        onSelect: function (dateText) {
            $("#datepicker2").datepicker('option', 'minDate', dateText);
        }
    });
$("#datepicker2").datepicker({
        changeMonth: true,
        changeYear: true
    });