if (_global.$tweenManager == undefined) {
    _global.$tweenManager = new zigo.tweenManager();
} else {
    _global.$tweenManager.playing = false;
}
var Mp = MovieClip.prototype;
Mp.addListener = function() {
    if (!this._listeners) {
        AsBroadcaster.initialize(this);
    }
    this.addListener.apply(this, arguments);
};
ASSetPropFlags(Mp, "addListener", 1, 0);
// == core methods ==
Mp.tween = function(props, pEnd, seconds, animType, delay, callback, extra1, extra2) {
    if (typeof (props) == "string") {
        props = [props];
    }
    if (pEnd.length == undefined) {
        pEnd = [pEnd];
    }
    // parse animtype to reference to equation function               
    switch (typeof (animType)) {
    case "string" :
        //string
        animType = animType.toLowerCase();
        if (eqf == undefined) {
            // set default tweening equation
            var eqf = com.robertpenner.easing.Expo.easeInOut;
        }
        break;
    case "function" :
        // function
        var eqf = animType;
        break;
    case "object" :
        // object from custom easing
        if (animType.ease != undefined && animType.pts != undefined) {
            var eqf = animType.ease;
            extra1 = animType.pts;
        } else {
            var eqf = com.robertpenner.easing.Expo.easeInOut;
        }
        break;
    default :
        var eqf = com.robertpenner.easing.Expo.easeInOut;
    }
    // parse callback function
    if (_global.$tweenManager.autoStop) {
        // automatic removing tweens as in Zeh proto
        _global.$tweenManager.removeTween(this, props);
    }
    if (delay>0) {
        _global.$tweenManager.addTweenWithDelay(delay, this, props, pEnd, seconds, eqf, callback, extra1, extra2);
    } else {
        _global.$tweenManager.addTween(this, props, pEnd, seconds, eqf, callback, extra1, extra2);
    }
};
ASSetPropFlags(Mp, "tween", 1, 0);
delete Mp;