private void LoadActualSales_Async()
{
CD_DomainContext context = new CD_DomainContext();
DateTime start = new DateTime(_endYear - 2,1,1);
DateTime end = new DateTime(_endYear, _endMonth, 1).AddMonths(1).AddSeconds(-1);
LoadOperation<AccountsPerMonth> loadOp = context.Load(context.GetAccounts_PerMonthQuery(DBUtils.Get_CD_ProductIDs(Utils.GetBrandCode(_productBrand)), start,end, Utils.GetStringSeperated(_dsIds, "-")), Accounts_PerMonth_ResultCallBack, null);
}
