Description
To reproduce:
1. Download http://www.manorrock.com/repo/org/manorrock/faces/org-manorrock-faces-demo/2.1.1.0.0/
2. Click on Accordion on left hand side it should activate and expand the accordion (it does not because it looks like the renderkit that was used was the FOPRenderKit).
Note to see it properly work visit
http://www.manorrock.com/demo/faces/
If you need more information please let me know!