Kendo Window Dragstart?

The dragstart event appears to be missing from the kendoWindow.

HTML

<script src="http://cdn.kendostatic.com/2011.3.1129/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1007/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1007/styles/kendo.kendo.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1129/styles/kendo.default.min.css">
<script src="http://getfirebug.com/firebug-lite-debug.js"></script>
<div id="window"><p>Here is my Window Content</p></div>

JavaScript

function onDragStart(e) {
    console.log("event :: dragstart");
}

function onDragEnd(e) {
    console.log("event :: dragend");
}        

 $(document).ready(function () {
    var window = $("#window");
    
    if (!window.data("kendoWindow")) {
        window.kendoWindow({
            width: "500px",
            title: "My Window",
            actions: ["Maximize", "Close"],
            dragstart: onDragStart,
            dragend: onDragEnd,
            resizable: false
        });
    }
    
 });