var self = this, lbl, txt;
self.runAction(new cc.RepeatForever(new cc.Sequence(
new cc.DelayTime(1.0),
new cc.CallFunc(function() {
lbl = new cc.LabelTTF(txt, new cc.FontDefinition({fontSize: 42, fillStyle: cc.color(255,255,255)}));
lbl.setPosition(cc.p(100, 100));
lbl.setAnchorPoint(cc.p(0, 0));
lbl.setDimensions(850, 0)
self.addChild(lbl);
}),
new cc.DelayTime(2.0),
new cc.CallFunc(function() {
if (lbl) {
lbl.removeFromParent(true);
lbl = null;
}
})
)));