anchor.diff:        make_donut("atacability_donut", <%= @court.atacability_indicator.to_i %>);
         make_donut("casation_donut", <%= @court.casation_indicator.to_i %>);
         make_donut("load_indicator_donut", <%= @court.load_indicator.to_i %>);
  -      make_donut("performance_indicator_donut", <%= @court.performance_indicator.to_i %>);
  +      make_donut("performance_indicator_donut", <%= @court.performance_indicator.to_i %>, "#F0AD4E");
       });
     </script>
   <% end %>
  
positive.code: <% content_for :head do %>
    <script type="text/javascript">
      $(function() {
        make_donut = function(component, percentage){
          var vis = d3.select("#" + component);
          var arc = d3.svg.arc()
            .innerRadius(50)
  
negative.code:           .endAngle(0.02*Math.PI*percentage);
  
          vis.append("path")
            .style("fill", function(d){return colour;})
            .attr("d", arc)
            .attr("transform", "translate(100,100)");
        };
  