public static string GetDateString(int Year, int Month, string LP)
 {
     try
     {
         return(DLLDate.GetDateString(Year, Month, LP));
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }
 public static DataTable GetMaxMinYear()
 {
     try
     {
         return(DLLDate.GetMaxMinYear());
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }
 public static string getEngDate()
 {
     return(DLLDate.getEngDate());
 }