This is a useful extension for HTML5 games, that allows you to create any number of video elements, which you can then control, retrieve various values of, show / hide, style (position, size), gather buffered and viewed data as JSON arrays, and lots more!
For the full list of functions, please view the following forum page: http://gmc.yoyogames.com/index.php?showtopic=663843&st=0&p=4803551
End User Licence Agreement (EULA).
This change will hopefully fix the issue of the missing JavaScript based HTML5 extension. Users should re-download this asset, which will now include the extension.