Mags,
Here -
http://www.dirtymartha.net/F/trashyredhead/
the "three day trial" bit gets you thru.. indicates its off site to me
Here -
http://www.dirtymartha.net/F/chubbyasian/
the use of the site name in the banner makes it ok
Here -
http://www.dirtymartha.net/F/hottubplumper/index.htm
The link is generic and uses nothing to describe what is being linked and could be thought of as an enter link
HTH
DD