You don't seem to have a 'follow-up' or 'feedback' system for this area...so have to use the New Question route.
Eugene Williams' answer on resizing links to less than 1" is obviously not made with knowledge of the v8 bug that prevents link rectangles (nothing to do with graphics) being resized properly. Although they can be created correctly, any attempt to sensibly resize is impossible.
ted
The author of numerous books on Acrobat, Photoshop, Illustrator and the Adobe Creative Suite, and an international speaker on Adobe Acrobat, Ted Padova is a well-known PDF guru.