void resetColorsAndFonts () {
		super.resetColorsAndFonts ();
		Color oldColor = selectionForegroundColor;
		selectionForegroundColor = null;
		setSelectionForeground ();
		if (oldColor != null) oldColor.dispose();
		oldColor = selectionBackgroundColor;
		selectionBackgroundColor = null;
		setSelectionBackground ();
		if (oldColor != null) oldColor.dispose();
		Font oldFont = itemFont;
		itemFont = null;
		setItemFont ();
		if (oldFont != null) oldFont.dispose();
	}