public static string HtmlEntityEncode (string unicodeText) 
{
	return unicodeResolver.Replace(unicodeText, new MatchEvaluator(ResolveUnicode) );
} 
private static string ResolveUnicode (Match matchToProcess)
{
	return "&#" + ((int)matchToProcess.Value.ToCharArray()[0]).ToString() + ";";
}
private static Regex unicodeResolver =
	new Regex (@"[^\p{IsBasicLatin}]");