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
![Resize an Image Using Canvas, Drag and Drop and the File API]()
Resize an Image Using Canvas, Drag and Drop and the File API
Recently I was asked to create a user interface that allows someone to upload an image to a server (among other things) so that it could be used in the various web sites my company provides to its clients. Normally this would be an easy task—create a...
![Create a Sexy Persistent Header with Opacity Using MooTools or jQuery]()
Create a Sexy Persistent Header with Opacity Using MooTools or jQuery
I've been working with the Magento eCommerce solution a lot lately and I've taken a liking to a technique they use with the top bar within their administrative control panel. When the user scrolls below a specified threshold, the top bar becomes attached to the...




