Holy cow, Dzone.com is just chock-full-a jQuery posts today:
Unobtrusive AJAX with jQuery and Rails: http://www.dzone.com/links/unobtrusive_ajax_with_jquery_and_rails.htmlAlso, Javascript guru & one of my favorite authors, Chris Heilmann, put out a DOM cheat sheet that everyone should keep handy:
http://www.dzone.com/links/dom_javascript_cheat_sheet.html