Update for Windows Vista for x64-based Systems (KB960362)

The Windows Ribbon and Animation Manager Library contains the Windows Ribbon API, a command framework that enables developers to quickly and easily create rich ribbon experiences in their applications, and the Windows Animation Manager API, an animation framework for managing the scheduling and execution of user interface element animations.

Update for Windows Server 2008 x64 Edition (KB960362)

The Windows Ribbon and Animation Manager Library contains the Windows Ribbon API, a command framework that enables developers to quickly and easily create rich ribbon experiences in their applications, and the Windows Animation Manager API, an animation framework for managing the scheduling and execution of user interface element animations.