 
     addCircles = (target, hover) ->
       if hover
-        radius = 5
+        extraRadius = 3
         opacity = 0
       else
-        radius = 2
+        extraRadius = 0
         opacity = 1
 
       target.append('g').attr('class', 'circles')
         .each (d) ->
           circleColor = d.color
+          radius = d.radius + extraRadius
           d3.select(this).selectAll('circle')
           .data((d) -> d.scatterValues)
           .enter().append("circle")

          d3.select(this).selectAll('line')
            .style('stroke-width', d.lineWidth)

        targetSelection.select('.circles').selectAll('circle')
          .attr('r', 2)


    mousePosition = mouseMoves.map (pos) ->

  deselectedOpacity: 0.5
  lineWidth: 1
  drawAsInfinite: false
  radius: 2

seriesParams = [
  'lineWidth'
  'radius'
  'get_value'
  'get_timestamp'
  'drawNullAsZero'
