Multiple IE versions

In a test case scenario or for designers, multiple IE versions are needed for the testing environment.
The main problem is that only one version of IE can be installed.
To solve this problem use Multiple IE Versions.
More information here or download now.
The following IE Versions are supported:
- IE 3
- IE 4
- IE 5
- IE 5.5
- IE 6
- IE 7

Warning: This solution doesn't work on windows vista, at the time of this article.