Also if there is an asterisk outside the parenthese that means your file has unsaved changes.
Why adobe choose an asterisk to mean two different things even though the positions are different i don't know.
It was designed in the days when computers were supposed to be geeky and cryptic, and Adobe is pretty much allergic to going back and changing old things. Mostly that's good, but sometimes...
Ah, those were the days, when a geek was a Real Geek!