function CLevelBut(iXPos, iYPos, oSprite, bActive, Level) {
    var _bActive;
    var _aCbCompleted;
    var _aCbOwner;
    var _aButton = new Array();
    var _aParams = [];
    var _oButton;

    this._init = function (iXPos, iYPos, oSprite, bActive) {
        _aCbCompleted = new Array();
        _aCbOwner = new Array();

        var oData = {
            images: [oSprite],
            // width, height & registration point of each sprite
            frames: {width: oSprite.width / 2, height: oSprite.height, regX: (oSprite.width / 2) / 2, regY: oSprite.height / 2},
            animations: {state_true: [0], state_false: [1]}
        };

        var oSpriteSheet = new createjs.SpriteSheet(oData);

        _bActive = bActive;
        _oButton = createSprite(oSpriteSheet, "state_" + _bActive, (oSprite.width / 2) / 2, oSprite.height / 2, oSprite.width / 2, oSprite.height);

        _oButton.mouseEnabled = bActive;
        _oButton.x = iXPos;
        _oButton.y = iYPos;
        _oButton.stop();
        if (!s_bMobile){
            _oButton.cursor = "pointer";
	}
        s_oStage.addChild(_oButton);
        _aButton.push(_oButton);

        var oLevelText;

        oLevelText = new createjs.Text(Level, "50px " + PRIMARY_FONT, "#ffff00");
        oLevelText.x = iXPos;
        oLevelText.y = iYPos + 15;
        oLevelText.textAlign = "center";
        oLevelText.textBaseline = "alphabetic";
        oLevelText.lineWidth = 200;
        s_oStage.addChild(oLevelText);

        this._initListener();
    };

    this.unload = function () {
        _oButton.off("mousedown", this.buttonDown);
        _oButton.off("pressup", this.buttonRelease);

        s_oStage.removeChild(_oButton);
    };

    this._initListener = function () {
        _oButton.on("mousedown", this.buttonDown);
        _oButton.on("pressup", this.buttonRelease);
    };

    this.viewBut = function (oButton) {
        s_oStage.addChild(oButton);
    };

    this.addEventListener = function (iEvent, cbCompleted, cbOwner) {
        _aCbCompleted[iEvent] = cbCompleted;
        _aCbOwner[iEvent] = cbOwner;
    };

    this.addEventListenerWithParams = function (iEvent, cbCompleted, cbOwner, aParams) {
        _aCbCompleted[iEvent] = cbCompleted;
        _aCbOwner[iEvent] = cbOwner;
        _aParams = aParams;
    };

    this.ifClickable = function () {
        if (_oButton.mouseEnabled === true) {
            return 1;
        }
        return 0;
    };

    this.setActive = function (iLevel, bActive) {
        _bActive = bActive;
        _aButton[iLevel].gotoAndStop("state_" + _bActive);
        _aButton[iLevel].mouseEnabled = true;
    };

    this.buttonRelease = function () {
        _oButton.scaleX = 1;
        _oButton.scaleY = 1;

        playSound("click", 1, false);

        _bActive = !_bActive;
        _oButton.gotoAndStop("state_" + _bActive);

        if (_aCbCompleted[ON_MOUSE_UP]) {
            _aCbCompleted[ON_MOUSE_UP].call(_aCbOwner[ON_MOUSE_UP], _aParams);
        }
    };

    this.buttonDown = function () {
        _oButton.scaleX = 0.9;
        _oButton.scaleY = 0.9;

        if (_aCbCompleted[ON_MOUSE_DOWN]) {
            _aCbCompleted[ON_MOUSE_DOWN].call(_aCbOwner[ON_MOUSE_DOWN], _aParams);
        }
    };

    this.setPosition = function (iXPos, iYPos) {
        _oButton.x = iXPos;
        _oButton.y = iYPos;
    };

    this.setVisible = function (bVisible) {
        _oButton.visible = bVisible;
    };

    this._init(iXPos, iYPos, oSprite, bActive);
}