Airline Aircraft Diagrams

This is something I am always looking for on airline websites, the layout of the aircraft and seating diagrams.
The airlines hide them pretty well. To keep my butt of trouble with the copyright folks
I am posting the direct links to the Airline Aircraft Diagrams on each of the airlines websites.

                                                       Alaska Airlines     American Airlines      Continental Airlines 

                                                       http://www.delta.com/planning_reservations/plan_flight/aircraft_types_layout/index.jspDelta Airlines       Northwest Airlines     USAirways    United Airlines