how to show the mp4 videos in popup window using the fancy box plugin ..

here it is my code
Code:
<script type="text/javascript" src="jquery.js"></script>
    <script type="text/javascript" src="jquery.fancybox-1.3.4.js"></script>
<script type="text/javascript">
$(document).ready(function () {
    $("a.fancyvideo5").click(function
...