I was recently messing around with my standard Firefox installation in Ubuntu 12.04 and ended up completely deleting it. Then I downloaded Firefox 20 from their site and things were going fine until ...
I cant use any Java applets. I installed icedtea-7-plugin, and it is even activated under Add-Ons, but if I for example click: www.java.com/de/download/testjava.jsp The test-screen remains grey. I ...