|We don't bite newbies here... much
Considering that people often reply to a posting without having read the posting they reply to fully, does it really surprise you non-working code gets upvoted?
This entire XP thing is a joke. It's only there so the author(s) of the site can show off their knowledge of HTML widgets. Don't let the ++ and -- labels give you any impression of their meaning - the authors might as well have put yellow, Wednesday, Queen of clubs and Can of tuna there.