[en] tunes2html.pl is a Perl script that reads the data from an iPod's iTunesDB file and generates an HTML file and a text file, each containing an organized list of the songs and playlists on the iPod.
Greasemonkey is a Firefox extension that allows you to customize the way webpages look and function.
Hundreds of scripts are already available for free. And if you're the tinkerer sort, you can also write your own.