g upper-right corner to cursor position
	    <DT> <B>middle</B>
	    <DD> Paint box area with material underneath cursor
	  </DL>
	  In addition, you can move or resize the box by different corners
	  by pressing left or right, holding it down, moving the cursor
	  near a different corner and clicking the other (left or right)
	  button down then up without releasing the initial button.
	<LI><I>Wiring Tool</I>
	  <DL>
	    <DT> <B>left</B>
	    <DD> Pick a wiring layer and width (same as "<B>wire type</B>")