layer at (0,0) size 800x600
  LayoutView at (0,0) size 800x600
layer at (0,0) size 166x600
  LayoutBlockFlow {HTML} at (0,0) size 166x600
    LayoutBlockFlow {BODY} at (8,8) size 150x584
      LayoutText {#text} at (0,0) size 41x389
        text run at (0,0) width 389: "This is the first line of text."
      LayoutBR {BR} at (0,388) size 41x1
      LayoutImage {IMG} at (50,0) size 50x20 [bgcolor=#008000]
      LayoutText {#text} at (41,20) size 41x379
        text run at (41,20) width 379: " This is the second line of "
      LayoutImage {IMG} at (50,398.92) size 100x20 [bgcolor=#800080]
      LayoutText {#text} at (41,418) size 41x73
        text run at (41,418) width 72: " text."
selection start: position 1 of child 0 {#text} of body
selection end:   position 1 of child 3 {IMG} of body
