Jquery-accordion is a project mainly written in JavaScript, it's free.
This is a customisable accordion widget for jQuery.
This is a customisable accordion widget for jQuery.
It gets around the well documented jQuery animation jump issue of slideDown() by avoiding slideDown() and slideUp() altogether. Hopefully this will allow me to incorporate some nice opener effects at a later date.
You can find examples of implementation here:
Nefarious Designs - Widgets - Accordion