Originally Posted by eek5676

Use something like this...

<video controls>
<source src="parrots-small.mp4" type="video/mp4" media="all and (max-width:100%)">
<source src="parrots-small.webm" type="video/webm" media="all and (max-width:100%)">
<source src="parrots.mp4" type="video/mp4">
<source src="parrots.webm" type="video/webm">
</video>