Change #02/10/1974# to [Enter a Date] and it will prompt the user to enter a date for the query.
For example:
Expr1: IIf((DateDiff("w",Date(),DateAdd("yyyy",(DateDiff( "yyyy",[Enter a Date],Date())+1),[Enter a Date])))>52,(DateDiff("w",Date(),DateAdd("yyyy",(D ateDiff("yyyy",[Enter a...