Code that would modify the browser history to do such a thing was posted on hackernews a couple years ago. I just thought you would find that interesting. I'm undecided on what to think when it comes to julian.

Well if it's just creating disapproval you want then you only need to plant the story in the press.

[Fake] "Wikileaks computer IPs associated with child porn ring: was Assange using Wikileaks as cover for child porn, CIA revealed they found evidence of several Wikileaks computers uploading to child porn sites"

That would probably be enough.