摘要: Firebug Lite Firebug Lite是Firebug的一个子集。值得关注的是Firebug Lite支持IE、Opera和Safari这三款主流浏览器。 PlainClothes PlainClothes 这款扩展会对页面进行样式渲软，设想一下：文本是黑色的，背景是白 ...
16、Validity
Validity empowers you to validate your HTML documents right from the address
bar. You don’t even have to leave the web page for validation.
Validation warnings will be exhibited with errors in the console. Install Here
