horizontalScrollPosition = null;
	public void release() {		doubleClickListeners = null;		required = null;		verticalScrollPosition = null;		horizontalScrollPosition = null;		border = null;		readOnly = null;		checkable = null;		checkCardinality = null;		checkListeners = null;		selectable = null;		selectionCardinality = null;		selectionListeners = null;		defaultImageURL = null;		defaultSelectedImageURL = null;		defaultExpandedImageURL = null;		defaultDisabledImageURL = null;		defaultLeafImageURL = null;		defaultSelectedLeafImageURL = null;		defaultExpandedLeafImageURL = null;		defaultDisabledLeafImageURL = null;		userExpandable = null;		hideRootExpandSign = null;		preloadedLevelDepth = null;		selectedValues = null;		checkedValues = null;		expansionValues = null;		expansionUseValue = null;		clientSelectionFullState = null;		clientCheckFullState = null;		super.release();	}