layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x271
  RenderBlock {HTML} at (0,0) size 800x271
    RenderBody {BODY} at (8,8) size 784x255
      RenderBlock (anonymous) at (0,0) size 784x158
        RenderPartObject {OBJECT} at (0,0) size 249x154
        RenderText {#text} at (249,140) size 4x18
          text run at (249,140) width 4: " "
        RenderBR {BR} at (0,0) size 0x0
      RenderBlock {H1} at (0,179) size 784x37 [bgcolor=#FF0000]
        RenderText {#text} at (0,0) size 170x37
          text run at (0,0) width 170: "Measure Me"
      RenderBlock {DIV} at (0,237) size 784x18
        RenderText {#text} at (0,0) size 165x18
          text run at (0,0) width 165: "The resulting width is 784"
