private static string GetIDImage(int noImg)
{
StringBuilder builderId = new StringBuilder();
builderId.Append("{0}{1}");
builderId.Replace("{0}", DateUtil.ConvertDateTimeToJulianYYJJJ(DateTime.Now).ToString()); //Add Julian part to Id
builderId.Replace("{1}", noImg.ToString("D5")); //add imgNumber to Id
return(builderId.ToString());
}