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?
![5 Awesome New Mozilla Technologies You’ve Never Heard Of]()
5 Awesome New Mozilla Technologies You’ve Never Heard Of
My trip to Mozilla Summit 2013 was incredible. I've spent so much time focusing on my project that I had lost sight of all of the great work Mozillians were putting out. MozSummit provided the perfect reminder of how brilliant my colleagues are and how much...
Incredible Demos
![Unicode CSS Classes]()
Unicode CSS Classes
CSS class name structure and consistency is really important; some developers camelcase classnames, others use dashes, and others use underscores. One thing I've learned when toying around by HTML and CSS class names is that you can actually use unicode symbols and icons as classnames.
![Page Peel Effect Using MooTools]()
Page Peel Effect Using MooTools
Soh Tanaka release a great script back in May titled Simple Page Peel Effect with jQuery & CSS. The idea is that you place a "peel" image on the upper-right side of an element which, when hovered, "peels" open and peels close.




