1 layer at (0,0) size 800x600
2 RenderView at (0,0) size 800x600
3 layer at (0,0) size 800x600
4 RenderBlock {HTML} at (0,0) size 800x600
5 RenderBody {BODY} at (8,8) size 784x584
6 layer at (8,8) size 100x100 scrollHeight 200
7 RenderBlock {DIV} at (0,0) size 100x100
8 RenderBlock {DIV} at (0,0) size 100x100 [bgcolor=#008000]
9 RenderBlock {DIV} at (0,100) size 100x100 [bgcolor=#FF0000]