private boolean setLookAndFeel(String className) {
		if ("true".equals(System.getProperty("mw.nolookandfeel")))
			return false;
		boolean b = false;
		try {
			UIManager.setLookAndFeel(className);
			b = true;
		}
		catch (Exception e) {
			e.printStackTrace();
		}
		return b;
	}