test date time picker null value

HTML

<script src="http://code.jquery.com/jquery-1.9.1.min.js"></script>
<script src="http://cdn.kendostatic.com/2013.2.918/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.2.918/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2013.2.918/styles/kendo.default.min.css">
<script src="http://gyoshev/kendo/src/kendo.core.js"></script>
<script src="http://gyoshev/kendo/src/kendo.calendar.js"></script>
<script src="http://gyoshev/kendo/src/kendo.popup.js"></script>
<script src="http://gyoshev/kendo/src/kendo.datepicker.js"></script>
<div id='container'>
    <input id='minPicker' />
</div>

JavaScript

var $minPicker = $('#minPicker').kendoDateTimePicker({
    min: new Date(),
    change: function (e) {
        console.warn(e.sender.value());
    }
}).getKendoDateTimePicker();

$minPicker.value(null);