Embedding YouTube Videos as Valid XHTML 1.0
<object type=“application/x-shockwave-flash” style=“width:425px; height:350px” data=“http://www.youtube.com/v/ulakMBcqyPo”><param name=“movie” value=“http://www.youtube.com/v/ulakMBcqyPo” /><param name=“wmode” value=“transparent” /></object>