Yod'm 3D (short for: Yet anOther Desktop Manager 3D) is a virtual desktop manager available for Windows 2000, XP and Vista.
It is notably the first program to offer a cube-style virtual desktop management feature on Windows operating systems.It offers a "cube-effect" like e.g. VirtueDesktops for Mac OS X or Compiz and Beryl for the X Window System when switching between virtual desktops.
There is also a portable version on http://www.portablefreeware.com/?id=1286
Read more on: http://www.chrisnsoft.com/