text: /**
   * @author weism
   * copyright 2015 Qcplay All Rights Reserved.
   */
  
  var ChangeRotation = qc.defineBehaviour('qc.demo.ChangeRotation', qc.Behaviour, function() {
      this.image = null;
  }, {
      image: qc.Serializer.NODE
  });
  
  ChangeRotation.prototype.onClick = function() {
      this.image.rotation = this.game.math.random(0, 360 * Math.PI);
  };
  