This week, GlitchyZorua brought to my attention the Ibiblio Icon Browser , a collection of many thousands of GIF icons curated in the 1990s by Gioacchino La Vecchia . Glitchy’s goal was to archive a copy of all of the icons, which was turning out to be… challenging. A more-90s website you’re unlikely to see today. It  looks pretty simple: (a) an index page, leading to (b) 24 sub-index pages, leading to (c) 57 icon directory pages, representing (d) 114 icon collections, containing anywhere up to (e) 7,296 icons, mostly but not always 32×32 pixels. Right? But the challenge comes when you try to go from a directory page to an icon file. It  looks like you’re clicking a link, but really you’re clicking… an imagemap. I’ve talked about imagemaps before , but the essence of them is that you define  areas of an image that, when clicked, hyperlink to different places.…