static String getServerValue(String listname, String key) {
		String ret = "";
		if (null == servers) {
			buildServers();
		}
		if (null != servers) {
			Map<String, String> map = servers.get( listname );
			if (!Utility.isEmpty( map ) && map.containsKey( key.toLowerCase() )) {
				ret = map.get( key.toLowerCase() );
			}
		}
		return ret;
	}