lects the next
      tool type in round-robin fashion.  With a tool type as argument,
      the button bindings switch to those for the indicated tool.
      With the <B>info</B> option, a summary of the mouse buttons is
      given for the current tool. <P>

      The mouse bindings for each of the three tools is as follows:
      <UL>
	<LI><I>Box Tool</I>
	  <DL>
	    <DT> <B>left</B>
	    <DD> Move the box so its lower-left corner is at cursor position
	    <DT> <B>right</B>
	    <DD> Resize box by movin