ruby-rails-assets-jquery-fullscreen-plugin - 0.5.0+dfsg-4 main

jQuery Fullscreen plugin allows you to open any element
on a page in fullscreen mode without using Flash in all
modern browsers (Firefox, IE, Chrome, Safari, Opera).
If this feature is not supported by the browser then
element will be just stretched to fit the screen
without switching to fullscreen.
.
Fullscreen API is natively supported in Chrome 15+,
Safari 5.1+, Firefox 10+, Opera 12.1+ and IE 11.
It is also present in Firefox 9.0, but it is disabled
by default. You can be enable it by
setting fullscreen-api.enabled to true in about:config.