I have tried the stickied tutorial on it but it still does not work, and when i try to play the web client it just gets stuck on updating config or whatever.
Help would be appreciated. ;)
Use spotlight to find the Java Preferences program. Open that, and in the options dialogue box for each Java version, set this as the options:
(http://www.allgofree.org/pics/screenshots/9b5F.png)