We have 3 good hostel links in The Nonrev Portal:

<a href="http://www.nonrev.net/portal/lodging.htm" target="_blank">http://www.nonrev.net/portal/lodging.htm</A>
(scroll to the bottom, it's the next to last category)

Also, do a search of this forum. I think there have been a few Ireland discussions.

Evan, our SLC Correspondent loves Ireland. I'll send him this discussion.