Change the way you look at Windows by completely customizing your desktop. Free to try; $19.95 to buy
Customize the look and feel of Windows 2000 or Windows XP with WindowBlinds. It can change virtually every aspect of the Windows GUI such as title bars, push buttons, the Start bar, radio buttons, and scroll bars. WindowBlinds is what Microsoft, nVidia, ATI, Nintendo, and many other companies use to provide additional visual styles for Windows users. Try it for yourself. WindowBlinds also supports the ability to change toolbar icons and progress animations.
WindowBlinds 4.6 enables users to have semitransparent pieces in the Start menu, adds support for the 64-bit version of Windows XP, and enhances support for instant-messenger clients. It also supports glowing effects on title bar buttons and other controls.