2) Almost at the buttom of the page there is "Next" button, a "Back" button near it would help.
3) Maybe "Table of contents" (Main Page, Search Page...)?
The IDs are shown only in Opera (haven't checked MSIE). I think you're encountering the biggest problem of every site (although some don't care): How do I make sure my site is seen in every browser... Good Luck
Adding:
This site is older than I thought then I guess you already started doing the above (compatibility)...