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?
![Detect DOM Node Insertions with JavaScript and CSS Animations]()
Detect DOM Node Insertions with JavaScript and CSS Animations
I work with an awesome cast of developers at Mozilla, and one of them in Daniel Buchner. Daniel's shared with me an awesome strategy for detecting when nodes have been injected into a parent node without using the deprecated DOM Events API.
Incredible Demos
![dwProgressBar v2: Stepping and Events]()
dwProgressBar v2: Stepping and Events
dwProgressBar was a huge hit when it debuted. For those of you who didn't catch my first post, dwProgressBar is a MooTools 1.2-based progress bar which allows for as much flexibility as possible. Every piece of dwProgressBar can be controlled by CSS...
![Create Short Preview from Video]()
Create Short Preview from Video
Displaying a preview image before loading a video is common practice with web media these days; oftentimes that image preview is the video's first frame or an important frame from the video. If you've visited an adult site recently (ahem), you will have noticed that not only do you get a preview image...




