Layout seems to work with garish 134x134 background image.
Added extra padding around thumbnail grid.
Fixed image spacing for single-page grids.
Added height and width params to thumbnail and background images to help rendering.
Various layout clean-ups.
First cut at iconic navigation.
Added roll-over changes to navigation icons.
Changed DOCTYPE so IE would render the roll-over images crorrectly.
Added navigation (previous, index, next) image-map.
Changed detail-page navigation to icons.
Removed uneeded UI modules.