      .attr("y", pad.top)
      .attr("height", hInner)
      .attr("width", wInner)
-     .attr("class", "innerBox") 
+     .attr("class", "innerBox")
 
   botsvg.append("rect")
      .attr("x", pad.left)
      .attr("y", pad.top)
      .attr("height", hInner)
      .attr("width", botLwInner)
-     .attr("class", "innerBox") 
+     .attr("class", "innerBox")
 
   botsvg.append("rect")
      .attr("x", botLw+pad.left)
      .attr("y", pad.top)
      .attr("height", hInner)
      .attr("width", botRwInner)
-     .attr("class", "innerBox") 
+     .attr("class", "innerBox")
 
 
   # maximum LOD score

     .attr("width", (d) -> chrPixelEnd[d] - chrPixelStart[d]+chrGap)
     .attr("height", (d) -> hInner)
     .attr("fill", (d) -> chrColor[d])
     .attr("stroke", "none")  

  # lod curves by chr
  lodcurve = (j) ->

      d3.svg.line()
          .x((d) -> botLxScale[j](d))
          .y((d,i) -> yScale(data.lod[j].lod[i]))

  detailedLod = {}
  for i in data.chr
    detailedLod[i] = botsvg.append("g").append("path")
