anchor.diff:                return d.unit + '-' + params['name']
               })
               .attr('opacity', 0.7)
  +}
  +
  +function limit(number) {
  +  if (number > 53) {
  +    return 53
  +  }
  +  return number
   }
   
   function refresh() {
  
positive.code: 
  width = 320
  height = 320
  cx = width / 2          // Center x
  cy = height / 2          // Center y
  margin = 8 / 100
  sizestep = width / 7
  handSpan = (pi) / 12
  stroke = 2
  
  
negative.code:     },
      endAngle: function(number) {
        return scaleHours(number) + handSpan
      }
    }
  
  