Fantastic post for headboard ideas, all inexpensive, recycling, and innovative can be seen at the post link below. Not so sure about the pictures unless they were firmly screwed to the wall, but all better than buying an expensive shop sourced one!! http://mysweetsavannah.blogspot.com/2009/04/diy-able-headboard-ideas.html
This is just one of them, see post for more.
I love the door idea and the shelf on the side is a great use of space.
personally I like the blackboard….. and the whole not guessing the mood but spelling it out haha