PLAYERS SKINS

Winamp Skins.
www.winamp.com/skins/

Windows Media Player Skins.
www.microsoft.com/player/skins.aspx
www.theskinsfactory.com
www.wincustomize.com/Skins
www.customize.org/wmp/skins
www.www.howard.edu/skins/

Real Media Player Skins.
www.home.real.com/

Itunes Skins.
www.guistyles.com/category/itunes-skins