     request.open("GET", url, true)
     request.onload = (e) =>
       lines = new Object
-      rawLines = JSON.parse(request.response)[subject.spectrumID]
-      lines[line.name] = line.wavelength for line in rawLines
+      rawLines = JSON.parse(request.response)[subject.spectrumID] 
+      lines[line.name] = line.wavelength * (1 + line.linez) for line in rawLines
       @plot(subject.wavelengths, subject.flux, subject.best_fit, lines)
     request.send()
+
+  legend: =>
+    list = @opts.selector.append('ul')
+      .attr('class', 'spectra-legend')
+
+    list.selectAll('li')
+      .data(['Spectra', 'Best Fit', 'Emission Lines'])
+        .enter().append('li')
+        .attr('class', (d) -> "#{d}-legend")
+        .text((d) -> d)
 
   plot: (wavelengths, fluxes, bestFit, spectralLines) =>
     margin =

      left: 80
    width = @opts.width - margin.left - margin.right
    height = @opts.height - margin.top - margin.bottom
    
    x = d3.scale.linear()
      .range([0, width])
      .domain(d3.extent(wavelengths))
    y = d3.scale.linear()
      .range([0, height])
      .domain(d3.extent(fluxes))
    x.ticks(8)
    

        .style("stroke", "rgb(255,0,0)")
        .style("stroke-width", 0.5)

    @legend()

window.Ubret.Spectra = Spectra