Ok, I tried the readme for installing it and its just too confusing for me :p so if anyone can give me a step by step guide or something easy to understand it would be great. Thanks for the help, oh and I dont have Mac or anything like that.
Download. Open pk3. Drag contents of pk3 into your ganedata folder. Done.
Dont get JAplus
Vince Noir's advice would work the best in this situation...