private string MakeEGPTextCorrect(string epgText)
{
if (string.IsNullOrEmpty(epgText)) return "";
// Character seems to be encoded in ISO/IEC 6937
// http://en.wikipedia.org/wiki/ISO/IEC_6937
//return epgText.Replace("|", "");
return Regex.Replace(epgText, @"[\0-\31]", " ", RegexOptions.Compiled | RegexOptions.Singleline);
}