private string LookupUnits(string pcode) { if (m_db == TimeInterval.Daily) { return(HydrometInfoUtility.LookupDailyUnits(pcode)); } if (m_db == TimeInterval.Irregular) { return(HydrometInfoUtility.LookupDayfileUnits(pcode)); } if (m_db == TimeInterval.Monthly) { return(HydrometMonthlySeries.LookupUnits(pcode)); } return(""); }