Goat, here's what you need...
Sample
Fortune, if you could provide this automatically I think it would be nice (nicer, it's cool anyway)
In the meantime, for the techinically inclined it's
[img]<insert url of image>[/img]
Again using goats as an example
<insert url for your thread>
becomes
http://www.flopturnriver.com/phpBB2/...oker-50039.htm
so make sure the < and > go away