SET DATEFIRST 1
SELECT @FrWeek=DATEADD(DD,-(DATEPART(WEEKDAY,@UseDate)+6),@UseDate)
SELECT @ToWeek=DATEADD(DD,-(DATEPART(WEEKDAY,@UseDate)),@UseDate)
SELECT @FrWeek=DATEADD(DD,-(DATEPART(WEEKDAY,@UseDate)+6),@UseDate)
SELECT @ToWeek=DATEADD(DD,-(DATEPART(WEEKDAY,@UseDate)),@UseDate)