It was 1997, which is five years ago in people years, thirty five years ago in dog years, and seventeen million and twelve in internet years, and Avon Books put up a website for a book. This was back before web sites for books had grown feathers and learned to walk upright and use a knife and fork. The Coraline site, which is so new and modern it hasn't even gone live yet, has bells and whistles that even I haven't discovered.
But for those of you who feel like travelling back in time, I take great pleasure in pointing you at
http://www.harpercollins.com/hc/neverwhere/neverwhere.htm
found through the wayback archives, rescued and put up by Harper Collins web maven Julia Bannon. It's not, alas, all there, there was a reading, and tour info that's gone -- but pretty much.