layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x600
  RenderBlock {HTML} at (0,0) size 800x600
    RenderFrameSet {FRAMESET} at (0,0) size 800x600
      RenderFrame {FRAME} at (0,0) size 397x600
        layer at (0,0) size 397x600
          RenderView at (0,0) size 397x600
        layer at (0,0) size 397x600
          RenderBlock {HTML} at (0,0) size 397x600
            RenderBody {BODY} at (8,8) size 381x584
      RenderFrameSet {FRAMESET} at (403,0) size 397x600
        RenderFrame {FRAME} at (0,0) size 397x297
          layer at (0,0) size 397x297
            RenderView at (0,0) size 397x297
          layer at (0,0) size 397x297
            RenderBlock {HTML} at (0,0) size 397x297
              RenderBody {BODY} at (8,8) size 381x281
        RenderFrame {FRAME} at (0,303) size 397x297
          layer at (0,0) size 397x297
            RenderView at (0,0) size 397x297
          layer at (0,0) size 397x297
            RenderBlock {HTML} at (0,0) size 397x297
              RenderBody {BODY} at (8,8) size 381x281