Adding open/closed icon to Twitter Bootstrap collapsibles (accordions)

Question

I\'ve set up this simple version of the Bootstrap accordion:

Simple accordion: http://jsfiddle.net/darrenc/cngPS/

Currently the icon only po

Answer 1

Shortest possible answer.

HTML

JS:

And of course, you can use anything for a selector instead of anchor tag a and you can also use specific selector instead of this if your icon lies outside your clicked element.