Go to this link: www.filb.de/games/gba/emerald/word.php?lang=2 There will be a selection of different Wallpaper Background Colors, Foreground Colors, Background Patterns, and Icons for LANETTE's PC. Just enter your Trainer ID. You can obtain the Wallpaper at the 2-story house in Rustboro City north of the Pokemon Center. Just talk to the guy next to Walda and type the phrase given to you after you've chosen your Wallpaper on the Website mensioned above and after you clicked "Generate Secret Word". You will have, like, Promotional Wallpaper for LANETTE's PC in no time.