(
    'bar-meter', 
    {
      min: 0,
      max: 100,
      dashColor: '#f5f5f5',
      barColor: COLOR.blue,
      speed: 20,
      gradient: true
    });

  var digitalClock = new zeu.DigitalClock(
    'digital-clock',
    {
      numberColor: COLOR.red,
      dashColor: COLOR.lightGrey
    });
  digitalClock.scaleByHeight(70);
  
  var heartbeat = new zeu.Heartbeat(
    'heartbeat',
    {
      viewWidth: 300,
      speed: 2,
      fontColor: COLOR.grey,
      maxQueueCapacity: 50
    });

  var messag