How to install java 1.6.22 JRE on ubuntu

$ cd /opt $ sudo mkdir java $ cd java $ sudo mkdir 32 $ sudo mv ~/Desktop/jre-6u22-linux-i586.bin /opt/java/32 $ sudo chmod 755 /opt/java/32/jre-6u22-linux-i586.bin $ cd /opt/java/32 $ sudo ./jre-6u22-linux-i586.bin

Agree the license agreement

$ sudo update-alternatives --install "/usr/bin/java" "java" "/opt/java/32/jre1.6.0_22/bin/java" 1 $ sudo update-alternatives --set java /opt/java/32/jre1.6.0_22/bin/java

Install the Firefox plugin

$ mkdir ~/.mozilla/plugins $ sudo apt-get remove icedtea6-plugin $ rm ~/.mozilla/plugins/libjavaplugin_oji.so $ rm ~/.mozilla/plugins/libnpjp2.so $ ln -s /opt/java/32/jre1.6.0_22/lib/i386/libnpjp2.so ~/.mozilla/plugins/