Easy way to customize Windows Media Center
If you prefer proprietary Windows MCE instead of open source XBMC for your media center then following two program should be interesting for you. Media Center Studio allows to to change Windows MCE background image, menu strip, and fonts for the main interface, while Media Center Themer provides you a way to customize the font style and color throughout Windows MCE, including third-party add-ins. Both program are fully compatible with Win7.
[via eHomeUpgrade]