How to install java in ubuntu?

[lee]

Luke wrote:
> Dear Mdm/Sir,
>
> I need to install java into my newly installed ubuntu in my laptop.
> I have downloaded the file jre-6u3-linux-i586.bin into my desktop.
> I followed the instructions found in the java site, but they don't have
> instructions on how to install java in ubuntu environment, rather
> instructions on how to install java in redhat or suse environment.
> Please advice.
>
> I also would like to know if there is any firewall built-in for ubuntu
> that I can access the settings or if this OS also require any anti-virus
> software to be installed. Where can I find all these?
> Please advice.
>
> Thanks.
>
> Regards,
> Luke
>
>
> Send instant messages to your online friends http://asia.messenger.yahoo.com 
>
>
>
> have you tried using synaptics to install it. It is in the repositroies?