27 Jul Popcorn.js

This javascript framework helps you create data-rich audio and visual experiences with html5 video and audio.

See an example on their homepage: http://popcornjs.org/

Notice how the content to the right of the video will change to compliment it.

Here’s another example of a tutorial that has an html list of chapters to the left, an html audio player and a slideshow that is all synched up using popcorn.js: http://django101.com/trial/