<div id="static_video"></div>
    <script type="text/javascript">
        function showLatestVid(response) {
            if(response.data && response.data.items) {
                var items = response.data.items;
                if(items.length>0) {
                    var item = items[0];
                    var videoid = "http://www.youtube.com/embed/"+item.id;
                    console.log("Latest ID: '"+videoid+"'");
                    var video = "<iframe width='1280' height='720' src='"+videoid+"' frameborder='0' allowfullscreen></iframe>";
                    jQuery('#static_video').html(video);
                }
            }
        }
    </script>
    <script type="text/javascript" src="https://gdata.youtube.com/feeds/api/users/YOUTUBE_USERNAME*/uploads?max-results=1&orderby=published&v=2&alt=jsonc&callback=
showLatestVid"></script>