I dont understand why this isnt a common solution to the toilet seat issue. Plus, they think theyre manly and special when they have their own bathroom. Throw the bone. http://blog.styleestate.com/style-estate-blog/modern-home-urinals.html
Here is another concept by designer Young Sang Eun that lays emphasis on hygiene. What is special about this design is that on one side it features a urinal and the other a sit-down commode. With the flip of a switch the design is capable of swiveling around.
Modern design Composting Toilet, urine separator, eco loo waterless off the grid