Baking decals, how?

How would I go about applying decal to the model? I’d like to bake textures to a model, including decals.
Thanks.

there are many ways. pick one. the second link might be easier

  1. http://www.blendtuts.com/quick_projection
  2. http://cgcookie.com/blender/2010/05/19/tip-placing-decals-with-empties/