Free WordPress Collapse-O-Matic pluginFree
Collapse-O-Matic adds an
[expand title="trigger text"]hidden content[/expand] shortcode that will wrap any content, including other shortcodes, into a lovely jQuery expanding and collapsing div. A complete listing of shortcode options and attribute demos are available, as well as free community support.
Author: twinpictures, baden03
Source from: WordPress.org