用于管理节点的动作
{
CCDirector* pDirector = CCDirector::sharedDirector(); //获得单例
pDirector->getActionManager()->resumeTarget(pGrossini); //运行目标精灵的动作
}
{
CCDirector* pDirector = CCDirector::sharedDirector();
pDirector->getActionManager()->pauseTarget(pGrossini); //暂停目标精灵的动作
}