public DataSet MFIPortfolioValueCacheAccounts(DateTime _dtDate, int _iAccountID, int _iMfiID) {
				FilterInfo fi = new FilterInfo();
				if (_iAccountID > 0) {
					fi.Items.Add(new FilterItemInfo("AccountID", _iAccountID, FilterOperator.Exactly, FilterValueType.Integer));
				}
				if (_iMfiID > 0) {
					fi.Items.Add(new FilterItemInfo("MfiID", _iMfiID, FilterOperator.Exactly, FilterValueType.Integer));
				}
 
			  return dalPortfolio.GetMFIPortfolioAccountDataSet(DateTime.Today, fi);
		}