Recent Features
![Page Visibility API]()
Page Visibility API
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?
![Responsive and Infinitely Scalable JS Animations]()
Responsive and Infinitely Scalable JS Animations
Back in late 2012 it was not easy to find open source projects using
requestAnimationFrame()- this is the hook that allows Javascript code to synchronize with a web browser's native paint loop. Animations using this method can run at 60 fps and deliver fantastic...
Incredible Demos
![Control Element Outline Position with outline-offset]()
Control Element Outline Position with outline-offset
I was recently working on a project which featured tables that were keyboard navigable so obviously using cell outlining via traditional
tabIndex=0and element outlines was a big part of allowing the user navigate quickly and intelligently. Unfortunately I ran into a Firefox 3.6 bug...![Camera and Video Control with HTML5]()
Camera and Video Control with HTML5
Client-side APIs on mobile and desktop devices are quickly providing the same APIs. Of course our mobile devices got access to some of these APIs first, but those APIs are slowly making their way to the desktop. One of those APIs is the getUserMedia API...




