function getVideo(videoid,width,height) {	
	if (videoid != '') {
		var url = '/app/modules/youtube_videos/xml/getvideo.php';

		var myRequest = new ajaxObject(url);
		myRequest.callback = function(responseText, responseStatus, responseXML) {
			if (responseStatus==200) {
				document.getElementById('video_holder').innerHTML = responseText;
			}
		}
		myRequest.update('videoid='+videoid+'&width='+width+'&height='+height);
	}
}