Page is a not externally linkable
-- Google News Archive
---- Mouseovers and Google
Beyond - 3:55 pm on May 1, 2003 (gmt 0)Thread source:: http://www.webmasterworld.com/google_archive/12440.htm
From what I've seen it's related to a combo of "a href" and onmouseover combined with large affiliate domains in the href.
Brought to you by WebmasterWorld: http://www.webmasterworld.com