creator创建和销毁节点
var node = new cc.Node('Sprite');
var sp = node.addComponent(cc.Sprite);
sp.spriteFrame = this.sprite;
node.parent = this.node;
node.destroy()
var node = new cc.Node('Sprite');
var sp = node.addComponent(cc.Sprite);
sp.spriteFrame = this.sprite;
node.parent = this.node;
node.destroy()