I know it's supposed to prevent machines from littering the boards, but even a human can't read them.
So you are not a human, because you where able to read them
They are only there the first 3 posts you make.
Before we can help, you need to provide more information.
What os/sp?
What exact version of avast?
What email client?
What are those two sites?
What browser(s) have you tried?