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?
![CSS vs. JS Animation: Which is Faster?]()
CSS vs. JS Animation: Which is Faster?
How is it possible that JavaScript-based animation has secretly always been as fast — or faster — than CSS transitions? And, how is it possible that Adobe and Google consistently release media-rich mobile sites that rival the performance of native apps? This article serves as a point-by-point...
Incredible Demos
![Form Element AJAX Spinner Attachment Using jQuery]()
Form Element AJAX Spinner Attachment Using jQuery
Yesterday I showed you how to attach an AJAX spinner next to a form element using my beloved MooTools. Today I'll show you how to implement that same functionality using jQuery. The XHTML Elements with the "ajax" CSS class will be our target. The jQuery JavaScript We inject...
![HTML5 Placeholder Styling with CSS]()
HTML5 Placeholder Styling with CSS
Last week I showed you how you could style selected text with CSS. I've searched for more interesting CSS style properties and found another:
INPUTplaceholder styling. Let me show you how to style placeholder text withinINPUTelements with some unique CSS code. The CSS Firefox...



