I see you posted in And I thought a Mac might make mobile app development easier! so you probably went through the same steps I did. 
Is your issue similar to mine posted at Mobile App - Platform Selection Missing or is it different issue?
I see you posted in And I thought a Mac might make mobile app development easier! so you probably went through the same steps I did.
Is your issue similar to mine posted at Mobile App - Platform Selection Missing or is it different issue?