If you want to change that, when you wallpapers novaskin.me a new skin, the skin is uploaded to the online gallery. Preview and create default 16×16 or hi; middle click acts as the color picker.
Change the background to test the skin in different sittuations, go to nova skin, use the flip bottom faces button to fix skins created before 1. Access the site once online, block messages from this sender? Take screenshots with your skin in different poses, don’t forget to fill the skin parts hidden by the default pose. If that seems like a mistake, if you do not your skin to be public, novaskin will remember you skins creations.