Here is the format:
Topic: Domestic policy
Air Time: 9:00-10:30 p.m. US Eastern Time [11:00 am – 12:30 pm in eastern Australia]
Location: University of Denver in Denver, Colorado
Sponsor: Commission on Presidential Debates
Participants: President Barack Obama and Governor Mitt Romney
Moderator: Jim Lehrer (Host of NewsHour on PBS)
The debate will focus on domestic policy and be divided into six time segments of approximately 15 minutes each on topics to be selected by the moderator and announced several weeks before the debate.
The moderator will open each segment with a question, after which each candidate will have two minutes to respond. The moderator will use the balance of the time in the segment for a discussion of the topic.
The transcript: The full transcript of the debate.
[Thanks Gab and Token]