What does not work, java vm or firefox plugin?
Try to execute 'java' from the command line to see if java vm is on your path.
If you want to install java sdk you'll have to download it from sun's site (one of the worst usable websites on the net IMO)
Here are a couple of threads related to installing jsdk for vl. Note the dates, as some versions can be outdated.http://forum.vectorlinux.com/index.php?topic=7361.0http://forum.vectorlinux.com/index.php?topic=3010.0
Welcome to VL Ole