"Book size S5"

[Henrik Edlund]

Hello list,

I have been asked to write my thesis in the "latex book size S5"
so it can be printed correctly, how do I set this in LyX? I can
only find A* and B* and the USA page sizes.

TIA,

  Henrik

-- 
"Nope, I'm just an ordinary guy with nothing to lose."
        -- Lester Burnham, "American Beauty"