Haha sorry Mocu, You can still use your idea.
Thank you for the nice comments people here is a download for the mod, This isn't the finnished MP version but you can give it a shot if you want to.
Also there is a option to turn bounce on the big balls but i'm not sure if that makes it far to hard you tell me what you think.
I plan on making a SP version of the whole total wipe out course, if there is enough blocks