The download link takes me to a Screensaver download page.. and the other links to other random links.
By the way if you read carefully, you will see this:
This website has no affiliation whatsoever with the owner of this software program, and provides ONLY a link to the software program.
Copyrights © 2010. All rights reserved.
Half truth, half lie..
This is just a fake page.. you can't download avast! here.. and if you can that means you have to be careful.