Urine stained floorboards. HELP!? Just moved into a new house, and we are have new flooring...

Just moved into a new house, and we are have new flooring through out. In the bathroom (around the toilet) the floorboards are stained next to urine and they stink! Any ideas on how to operation with it minus replacing the floorboards?
Answers:    clean next to bleach .
Just go on the bits that are'nt stained consequently they will b matching???