Plans To Build A Rabbit Hutch Does Anyone Know How Much It Would Cost Aprox To Build A Double Rabbit Hutch?

Does anyone know how much it would cost aprox to build a double rabbit hutch? - plans to build a rabbit hutch

I intend to build a wooden stable than the lower layer, but I have no idea how much it cost him someone an idea, and how much cheaper than wood recycling of d "Sawmill? I plan to about 5 feet long and 6 build high. Can anyone help?
http://www.mrbuns.co.uk/3tier.jpg