(Frame scrolling node
  (scrollable area size 800 600)
  (contents size 800 600)
  (scrollable area parameters 
    (horizontal scroll elasticity 2)
    (vertical scroll elasticity 2)
    (horizontal scrollbar mode 1)
    (vertical scrollbar mode 1))
  (layout viewport at (0,0) size 800x600)
  (min layout viewport origin (0,0))
  (max layout viewport origin (0,0))
  (synchronous event dispatch region for event wheel
    at (0,166) size 280x434)
  (behavior for fixed 0)
)