Just out of general interest on the subject, apparently there are Pokémon Emerald and Pokémon Silver Not for Re-Sale demos, as well.

Source: [url]http://www.videogamequest.com/GameboyDemo.php[/url]

What a Pokémon Gold Not for Re-Sale cartridge looks like, (the one put on Ebay):

[img:cd40c0b052]http://pkmnbeta.wikkii.com/w/images/pkmnbeta/uploads/e/e2/Pok%C3%A9mon_Gold_Not_for_Resale.jpg[/img:cd40c0b052]