Then follow Maidhc O Casains advice about exploding them. This gives you access to the text so you can edit it.

Unfortunately, this doesn't seem to be available any more. Maybe ProFantasy support has an old copy around they may be willing to send you if you ask them.

Looking forward to see these great cliffs in action.

No, I think the closest option is to do it individually for each category on the categories page, there's is no mark everything read button.

Doesn't the browser save that per subdomain? Looked at my saved passwords, and I have one for www.profantasy.com, and one for forum.profantasy.com.