1 layer at (0,0) size 800x600
2 RenderView at (0,0) size 800x600
3 layer at (0,0) size 800x51
4 RenderBlock {html} at (0,0) size 800x51
5 RenderBody {body} at (8,16) size 784x19
6 RenderBlock {p} at (0,0) size 784x19
7 RenderButton {button} at (0,1) size 491.58x18 [bgcolor=#C0C0C0] [border: none (2px outset #C0C0C0) none (2px outset #C0C0C0)]
8 RenderBlock (anonymous) at (8,2) size 475.58x13
9 RenderText {#text} at (0,0) size 476x13
10 text run at (0,0) width 476: "Activating (e.g. holding the mouse button down on) this button should make it go green."