Using Flash video in ePub
Since Bookworm has support for video you may want to experiment with creating your own video ebooks. Here’s how to do it and still create a valid XHTML 1.1/ePub.
Assuming you have a Flash movie called Creative_Commons_-_Get_Creative.swf and a containing XHTML page called chapter-1.html, put this in your OPF:
<!– Flash video [...]