Scrapbook Plus is GREAT! Thanks for the tip, Barbara! It solves the same problem for me and will be useful also for archiving wesites that students create on web 2.0 (i.e., generally non-archivable) platforms.
Here is a great video that gives a quick overview of how to save webpages along with live links to subpages. http://randyfay.com/node/116
As far as I can tell, though, it's not available in Chrome.