http://meta.wikimedia.org/wiki/Help:Images_and_other_uploaded_files#Navigat…
describes a couple of ways to get the effect of image maps in MediaWiki.
However, neither of these is going to be easy to use with images created
by Graphviz, etc.
Are there any tricks that this page doesn't mention? Is there anything
else in the pipeline? Inquiring minds need to know...
-r
--
http://www.cfcl.com/rdm Rich Morin
http://www.cfcl.com/rdm/resume rdm(a)cfcl.com
http://www.cfcl.com/rdm/weblog +1 650-873-7841
Technical editing and writing, programming, and web development