How do I tell if my adobe after effects is professional or standard?

[crazybob2525]

I have the adobe cs4 masters edition, how do I figure out if I have professional because I want to use exponential scale

 

[Liam]

Huh?Just open it, go to Help and then About.

 

[scoutmaster]

Huh? LMF ...are you sure you want to use exponential scale?