Steps to reproduce:
- Login as a user or admin
- Hover over "Space" and click on "Administer Space" or hover over "Wiki" and click on "Administer Wiki"
- Click on "Panel Wizard"
- Click once on a Panel's Header
The panel should collapse but nothing happens.
Tested on IE8 and Chrome 23. Does not reproduce on Firefox 16.0.2 and IE9.