MS-office contains the very powerful programming language Visual Basic for Applications. With VBA total new functionality can be added to the already full set of options in the office applications. Even the operating system (Windows 95/98/NT/2000/XP) can be programmed from any MS-Office application.
The first free downloadable application is the MS-Word 97 / 2000 / 2003 Animation viewer.
This is a interactive freeware application to view the animations in MS-Word 97 , MS-Word 2000 or MS-Word 2003 Note. It has been tested on MS-Word 97 , MS-Word 2000 and MS-Word 2003 on MS-Windows 95 , MS-Windows 98 , MS-Windows 2000 and MS-Windows XP
Download the Animation viewer for free here