anchor.diff:            .style('fill', function(d) {
               if (d.perc > 1.0)
               {
  -              return '#b00';
  -            }
  -            return '#bbb';
  +              return '#d00';
  +            }
  +            return '#ddd';
             });
               
               
  
positive.code:       .attr("d", arc);
          
      svg.append("path")
        .attr("id", "long")
        .datum({startAngle: scale(0), endAngle: scale(0), innerRadius: radius-40})
        .style("fill", "ddd")
        .attr("d", arc)
        .each(function(d) { console.log(d); this._current = d; });
        
  
negative.code:           .style('fill', function(d) {
              if (d.perc > 1.0)
              {
                return '#b00';
              }
              return '#bbb';
            });
          
          
  