To install the actual sun-j2sdk1.5 you can also add the following to your source list:
#Debian Unofficial packages for Sarge/stable Opera, Java
deb
http://ftp.debian-unofficial.org/debian/ sarge main contrib non-free restricted
deb-src
http://ftp.debian-unofficial.org/debian/ sarge main contrib non-free restricted
Then use Synaptic to install it. If you are using Fiefox you can check to make sure it installed properly by typeing about
:plugins in the address bar.
Plugins (8)
* Java(TM) Plug-in 1.5.0_04-b05
* Helix DNA Plugin: RealPlayer G2 Plug-In Compatible
* QuickTime Plug-in 6.0, Windows Media Player Plugin are supported by mplayerplug-in
* DjVuLibre-3.5.14
* Shockwave Flash
* MozPlugger 1.7.1
* VLC multimedia plugin
* Adobe Reader 7.0