private String getMatch(String s) {
		for (int i = 0; i < dataList.size(); i++) {
			String s1 = dataList.get(i).toString();
			if (s1 != null) {
				if (!isCaseSensitive
						&& s1.toLowerCase().startsWith(s.toLowerCase()))
					return s1;
				if (isCaseSensitive && s1.startsWith(s))
					return s1;
			}
		}

		return null;
	}