Expandable sections on edit pages (expansion state is remembered in cookies)

git-svn-id: http://svn.montala.net/svn/resourcespace@4531 c08608d7-6e46-0410-86ca-f2a6f1370df5
Removed the link function as it's no longer needed now we're frameless (the URL is always current)


git-svn-id: http://svn.montala.net/svn/resourcespace@4532 c08608d7-6e46-0410-86ca-f2a6f1370df5