A Javascript Accordion is a script that allows areas of content to be hidden and then activated and shown using a mouse click, a great piece of script for sites that are tight on space or for navigation where lots of options are needed.
Deziner Folio - Simple javascript Accordions
Moofx - javascript effects for use with Mool Tools or Prototype frameworks
Stickman Labs - Accordion v2.0
Chris Esler - Moo Tools Accordion
Aariadne - Accordion widget example with drag and drop
Artviper - Mootools menu with Accordion and hover effects
Nyokiglitter - Tabbed accordion boxes
Portalzine - Horizontal accordion which mimics the Xbox 360 “Blade” interface
Learning jQuery - More showing, more hiding
Solutoire - Accordion with color transition
