PUBLIC MARKS with tags performance & chargement

Page Speed is an open-source Firefox/Firebug Add-on. Webmasters and web developers can use Page Speed to evaluate the performance of their web pages and to get suggestions on how to improve them.

Speed up your web pages with YSlow YSlow analyzes web pages and tells you why they're slow based on the rules for high performance web sites. YSlow is a Firefox add-on integrated with the popular Firebug web development tool. YSlow gives you: * Performance report card * HTTP/HTML summary * List of components in the page * Tools including JSLint