bbPress.org

based on http://bbpress.org/plugins/topic/improved-spoiler/

instead only using css my mod using javascript based on spoiler plugin vbulletin

here is the php mod http://pastebin.com/ReTD7eJE

and this is the final look

http://i40.tinypic.com/2h5qlg8.png

you need to add this in your css template file

.spoilerbg {width:auto;height:auto;background:#e1e4f2;border:1px inset;padding:5px;}

the problem now, the Improved Spoiler Plugin doesnt build for nested spoiler like

the first spoiler will be broken, diffrent from vbulletin spoiler plugin