Objects no longer scales or rotates

Recently all the objects in my scene have stopped scaling or rotating, I have attached a blend and was wondering if anyone could shed some light on this?
Thanks,
TS
http://dl.dropbox.com/u/10860244/------.blend
:ba::ba::ba:

Deselect this button (Manipulate Center Points)

Attachments


Thanks Loads!!!
Marked as solved