protected override void init()
{
base.init ();
Vector2 s = CCDirector.sharedDirector.winSize;
_anchorPoint = new Vector2 (0.5f, 0.5f);
this.contentSize = s;
this.ignoreAnchorPointForPosition = true;
_touchEnabled = false;
_touchPriority = 0;
_touchMode = kCCTouchesMode.AllAtOnce;
_touchSwallow = true;
// _accelerometerEnabled = NO;
}