Backgrounds are so called for a reason. They’re meant to support and complement instead of attract and distract. This week’s featured sites, however, provide a whole other level of interactivity and usefulness to backgrounds. You decide if they’re a good idea or not. Either way, they’re interesting concepts that can only be executed on the Web, so, enjoy!

This week’s picks are cute, cheerful, and all scroll horizontally. Let’s see how they pulled off this layout technique.