The programs that you download come in the form of WinZip self extractor files.
To make use of them after downloading:
Click Run and ensure that the folder to be extracted to is C:\ After installation you will be able to create a shortcut to C:\AnimAll2000.exe by using Windows Explorer (also known as My Computer)
First time download choose INITIAL INSTALLATION. If updating choose UPDATE (prevents any of your data files being overwritten).