      .attr("height", hInner)
      .attr("width", botRwInner)
      .attr("class", "innerBox")
+     .style("pointer-events", "none")
 
 
   # maximum LOD score

     .attr("height", hInner)
     .attr("width", wInner)
     .attr("class", "outerBox")

  botsvg.append("rect")
     .attr("x", pad.left)

     .attr("height", hInner)
     .attr("width", botLwInner)
     .attr("class", "outerBox")
     .style("pointer-events", "none")

  botsvg.append("rect")
     .attr("x", botLw+pad.left)
