People with no access to the admin panel that are marked as staff can now see the 'admin' button in the menu.

Like on vForums I have a group to myself, the fullmembers group 9 http://support.virtualforums.co.uk/action/members/view/staff/group/9 but, I can see an admin button with 'you don't have permission'. Why show it if I don't have permissions?

Being able to see that button is treated as its own power - one which is automatically set based on your other powers.

I guess the system isn't clever enough (yet) to work that out properly Although I guess it is better to show it too often rather than not showing it when it should