private function goDown():void {
            if ( _isOpen ) {
                if (( ScreenManager.currentActivity != selectedItem._myActivity) && ( !Components.multiview.checkIfActivityIsInBigFrame(selectedItem._myActivity) ) ) {
                    if (( selectedItem._isMvEnabled ) && (!selectedItem._isMvFocus)) {
                        selectedItem.multiview.mv_button.gotoAndPlay("mv_setfocus");
                        selectedItem._isMvFocus = true;

                        if ( Components.multiview._isOpen ) {
                            dispatchEvent(new NavigationEvent(NavigationEvent.MULTIVIEW, "multiviewShowPreview", selectedItem));
                        }
                    }
                }
            }

        }