text: 
  phina.namespace(function() {
  
    /**
     * @class phina.effect.Wave
     * Button
     * @extends phina.display.CircleShape
     */
    phina.define('phina.effect.Wave', {
      superClass: 'phina.display.CircleShape',
      /**
       * @constructor
       */
      init: function(options) {
        options = (options || {}).$safe({
          fill: 'white',
          stroke: false,
        });
  
        this.superInit(options);
  
        var tweener = phina.accessory.Tweener().attachTo(this);
        tweener
          .to({scaleX:2, scaleY:2, alpha:0}, 500)
          .call(function() {
            this.remove();
          }, this);
      },
    });
  
  });
  