Archive for the tag “css sprites”

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Better Foreground Sprites

A while ago I wrote about using CSS Sprites in img tags — Foreground Sprites. Thus you avoid HTTP requests, but the page turns really ugly when CSS is switched off because the sprite image will be displayed in its full size. Now Google’s accessibility specialist T.V. Raman explained their idea of using sprites for foreground images — a much better solution!

Foreground Sprites

Most rollovers have become obsolete because they can be performed on background images with CSS sprites. However, there are those rare cases when there is just an icon without text, like a “play” or “pause” button. This article discusses how to apply CSS sprites for foreground images. […]

Website Performance Tweaks

In the last six months I became more aware of techniques for optimizing website performance. I learned about memory leaks and JavaScript performance, but what impressed me most was Nate Koechley’s presentation about large scale website performance issues in “Yahoo! vs. Yahoo!” at the @media conference 2006. In the meantime there have been more blog posts about particular aspects of performance optimization, so I wrote a summary. […]