text: cc.Class({
     extends: cc.Component,
     properties: {
        pHead: cc.Prefab,
     },
     onLoad() {
        let nHead = cc.instantiate(this.pHead);
        if (nHead instanceof cc.Node) {
           nHead.parent = this.node.parent;
           this.node.active = false;
        }
     }
  })