Leak code

gistfile1.js

enchant();

var NewScene = enchant.Class.create(enchant.Scene, {
  initialize: function() {
    enchant.Scene.call(this);
    for (var i = 0; i < 100; i++) {
      var sprite = new Sprite(32, 32);
      sprite.image = enchant.Game.instance.assets['chara1.png'];
      this.addChild(sprite);
    }
  }
});

window.onload = function(){
  var game = new Game(320, 320);
  game.preload("chara1.png");

  game.onload = function() {
    var bear = new Sprite(32, 32);
    bear.image = game.assets['chara1.png'];
    game.rootScene.addChild(bear);

    bear.tl.moveTo(200, 200, 30).moveTo(-200, -200, 30).loop();

    game.rootScene.on('touchstart', function() {
      for (var i = 0; i < 100; i++) {
        var newScene = new NewScene();
        game.pushScene(newScene);
        game.popScene();
      }
    });
  };
  game.start();
};