| OLD | NEW |
| 1 layer at (0,0) size 800x600 | 1 layer at (0,0) size 800x600 |
| 2 RenderView at (0,0) size 800x600 | 2 RenderView at (0,0) size 800x600 |
| 3 layer at (0,0) size 800x600 | 3 layer at (0,0) size 800x600 |
| 4 RenderBlock {HTML} at (0,0) size 800x600 | 4 RenderBlock {HTML} at (0,0) size 800x600 |
| 5 RenderBody {BODY} at (8,8) size 784x584 | 5 RenderBody {BODY} at (8,8) size 784x584 |
| 6 RenderInline {WINDOW} at (0,0) size 33x19 | 6 RenderBlock (anonymous) at (0,0) size 784x0 |
| 7 RenderText {#text} at (0,0) size 0x0 | 7 RenderInline {WINDOW} at (0,0) size 0x0 |
| 8 RenderInline {WINDOW} at (0,0) size 33x19 | |
| 9 RenderText {#text} at (0,0) size 0x0 | 8 RenderText {#text} at (0,0) size 0x0 |
| 10 RenderInline {WINDOW} at (0,0) size 33x19 | 9 RenderInline {WINDOW} at (0,0) size 0x0 |
| 11 RenderText {#text} at (0,0) size 0x0 | 10 RenderText {#text} at (0,0) size 0x0 |
| 12 RenderInline {XUL:TOOLBOX} at (0,0) size 33x19 | 11 RenderInline {WINDOW} at (0,0) size 0x0 |
| 13 RenderText {#text} at (0,0) size 0x0 | 12 RenderText {#text} at (0,0) size 0x0 |
| 14 RenderInline {XUL:TOOLBAR} at (0,0) size 33x19 | 13 RenderInline {XUL:TOOLBOX} at (0,0) size 0x0 |
| 15 RenderText {#text} at (0,0) size 0x0 | 14 RenderText {#text} at (0,0) size 0x0 |
| 16 LayoutTable at (0,0) size 33x20 | 15 RenderInline {XUL:TOOLBAR} at (0,0) size 0x0 |
| 17 LayoutTableSection (anonymous) at (0,0) size 33x20 | 16 RenderText {#text} at (0,0) size 0x0 |
| 18 LayoutTableRow (anonymous) at (0,0) size 33x20 | 17 RenderBlock (anonymous) at (0,0) size 784x20 |
| 19 LayoutTableCell {HTML:SPAN} at (0,0) size 32x20 [r=0 c=0 r
s=1 cs=1] | 18 LayoutTable at (0,0) size 33x20 |
| 20 RenderInline {HTML:BUTTON} at (0,0) size 32x19 [bgcolor=
#C0C0C0] | 19 LayoutTableSection (anonymous) at (0,0) size 33x20 |
| 21 RenderText {#text} at (0,0) size 0x0 | 20 LayoutTableRow (anonymous) at (0,0) size 33x20 |
| 22 RenderInline {HTML:IMG} at (0,0) size 32x19 | 21 LayoutTableCell {HTML:SPAN} at (0,0) size 32x20 [r=0 c=0 rs=1 cs=1
] |
| 23 RenderInline {HTML:BR} at (0,0) size 32x19 | 22 RenderInline {HTML:BUTTON} at (0,0) size 32x19 [bgcolor=#C0C0C0] |
| 24 RenderText {#text} at (0,0) size 32x19 | 23 RenderText {#text} at (0,0) size 0x0 |
| 25 text run at (0,0) width 32: "Back" | 24 RenderInline {HTML:IMG} at (0,0) size 32x19 |
| 26 RenderText {#text} at (0,0) size 0x0 | 25 RenderInline {HTML:BR} at (0,0) size 32x19 |
| 27 LayoutTableCell {HTML:SPAN} at (32,0) size 1x0 [r=0 c=1 rs
=1 cs=1] | 26 RenderText {#text} at (0,0) size 32x19 |
| 28 RenderInline {HTML:INPUT} at (0,0) size 0x0 | 27 text run at (0,0) width 32: "Back" |
| 29 RenderText {#text} at (0,0) size 0x0 | 28 RenderText {#text} at (0,0) size 0x0 |
| 29 LayoutTableCell {HTML:SPAN} at (32,0) size 1x0 [r=0 c=1 rs=1 cs=1] |
| 30 RenderInline {HTML:INPUT} at (0,0) size 0x0 |
| 31 RenderText {#text} at (0,0) size 0x0 |
| 32 RenderBlock (anonymous) at (0,20) size 784x0 |
| 33 RenderInline {WINDOW} at (0,0) size 0x0 |
| 34 RenderInline {WINDOW} at (0,0) size 0x0 |
| 35 RenderInline {WINDOW} at (0,0) size 0x0 |
| 36 RenderInline {XUL:TOOLBOX} at (0,0) size 0x0 |
| 37 RenderInline {XUL:TOOLBAR} at (0,0) size 0x0 |
| 38 RenderText {#text} at (0,0) size 0x0 |
| 30 RenderText {#text} at (0,0) size 0x0 | 39 RenderText {#text} at (0,0) size 0x0 |
| 31 RenderText {#text} at (0,0) size 0x0 | 40 RenderText {#text} at (0,0) size 0x0 |
| 32 RenderText {#text} at (0,0) size 0x0 | |
| OLD | NEW |