xpro.se

Install Java JRE in Ubuntu x64:

http://askubuntu.com/questions/56104/how-can-i-install-oracle-java-jre-7

Firefox Java plugin installation in Kubuntu x64:

1. Download Java from Oracle/Sun, unpack.

2. cd /usr/lib/mozilla/plugins

3. sudo ln -s /home/user/Downloads/jre1.6.0_29/lib/amd64/libnpjp2.so