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![](http://blogmarks.net/screenshots/2010/09/12/a0555f0dbdba365fa6fff0253fb7541c.jpg)
Bug 576033 – Accept-Encoding syntax causes upstream cache inefficiency
![](http://blogmarks.net/screenshots/2010/09/01/16a289713e6b5bcc23035b744ba0f314.jpg)
Firefox 4: Drawing arbitrary elements as backgrounds with -moz-element ✩ Mozilla Hacks – the Web developer blog
In Firefox Beta 4 we’re introducing a new extension to the CSS background-image property: the ability to draw arbitrary elements as backgrounds using -moz-element(#elementID).