I was requested to update the plan II video on http://liberalarts.utexas.edu/plan2/admission/index.php, because for some reason it had black bars on the top and bottom. Working with Andre we ended up using a Flex html plugin which allows us to embed youtube videos with widescreen formatting.
The code ended up looking like this:
<div class=”flex-video widescreen vimeo”><iframe width=”800″ height=”450″ allowfullscreen=”” frameborder=”0″ mozallowfullscreen=”” src=”http://www.youtube.com/embed/7vktNhdGlA8″ webkitallowfullscreen=””></iframe></div>
And the result is here: