Sorry the queries are of course
SELECT A.ID, A.MS200810, A.MS200811, A.MS200812, IIf(A.MS200812 = A.MS200810,"","X") As GOMS FROM tblMiles AS A
and
SELECT A.ID, A.MS200810, A.MS200811, A.MS200812, IIf(bss_fGetDate1() = bss_fGetDate2(),"","X") As GOMS FROM tblMiles As A
Thanks, georgesOne