@Daf you are on the right track, with a little bit of back end coding you can certainly do it - here is the proof of concept

example1 http://www.marcosven.com/galleries/left_thumbs example2 http://www.marcosven.com/galleries/strip_view

I just created these galleries and sometimes it takes a while for facebook to index the images, so it might not work on the first or second try.