anchor.diff:  $('#circles :input').each(function() {
     var s = this.id.split('-')
     $.getJSON('/colours/' + s[0] + '/' + s[1], function (data) {
  +    $('.' + s[0] + '-' + s[1] + '-blob').attr('fill', 'rgb(' + (data['colour'].join(', ')) + ')')
       $('#' + s[0] + '-' + s[1]).spectrum({
         color: 'rgb(' + (data['colour'].join(', ')) + ')',
         showPalette: true,
  
positive.code:     blob.fill('#fff')
      blob.opacity(0.6)
      blob.move(110, 40)
    }
  })
  
  
negative.code:   minutesWheel.move(10, 10)
    minutesWheel.opacity(0.4)
    minutesWheel.stroke({color: minStroke, width: 10})
    minutesWheel.attr('class', 'minutes-hands-disc')
    var hoursWheel = draw.circle(100)
    hoursWheel.move(35, 35)
    hoursWheel.opacity(0.4)
    hoursWheel.stroke({color: hourStroke, width: 10})
    minutesWheel.attr('class', 'hours-hands-disc')
  
    if(this.id.includes('minutes-hands')) {
      var blob = draw.nested()
  