layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (642,0) size 158x600
  RenderBlock {HTML} at (0,0) size 158x600
    RenderBody {BODY} at (8,8) size 142x584
      RenderText {#text} at (1,0) size 40x391
        text run at (1,0) width 391: "This is the first line of text."
      RenderBR {BR} at (1,390) size 40x1
      RenderImage {IMG} at (67,0) size 50x20 [bgcolor=#008000]
      RenderText {#text} at (72,20) size 40x379
        text run at (72,20) width 379: " This is the second line of "
      RenderImage {IMG} at (42,398) size 100x21 [bgcolor=#800080]
      RenderText {#text} at (72,418) size 40x73
        text run at (72,418) width 72: " text."
selection start: position 1 of child 0 {#text} of body
selection end:   position 1 of child 3 {IMG} of body