I couldn't find a list, but I have been using FireFox 3.0 for quite a while with our portal (2.6.4). View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4167959#4167959 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4167959