64-bit Firefox and 64-bit Java plugin(ubuntu)

• Firefox 3.6:
  • Install Java

    sudo apt-get install sun-java6-plugin

• You may need to to install the sun-java6-plugin package. Then configure the new plugin.

 sudo update-alternatives --install /usr/lib/mozilla/plugins/libjavaplugin.so mozilla-javaplugin.so /usr/lib64/jvm/java-6-sun/jre/lib/amd64/libnpjp2.so 50

Firefox 3.5: