http://castawayclub.com/ has a set of photos to illustrate the ceiling bed. Just go to the staterooms section and the link entitles secrets of the ceiling bed revealed (or something like that) There's also a mini video on the DCL site in the stateroom categories in the ships tour.
GET UP TO A $1000 SHIPBOARD CREDIT AND AN EXCLUSIVE GIFT!
If you make your Disney Cruise Line reservation with Dreams Unlimited Travel you’ll receive these incredible shipboard credits to spend on your cruise!