On Mon, 26 Jan 1998 20:36:06 MST, you said: > PRIME has 'granularity' only at 1hr intervals on the hour, so 7:45-23-59 will > not work. Prime= "MON-FRI: 8:01-23:59" would be needed at step2 in the above. > First one should be 0:00-6:59" You should always allow a 1hr processing window > anyway for best results. Being *totally* unclear why the user would acutally *want* only a 45 minute window on weekdays, perhaps the *right* answer here is that what they *want* is DIGEST? Can the original poster (who's name/addr I've lost) explain more about the *problem* being solved (45-minute window is the solution, so what is the problem?) Valdis Kletnieks Computer Systems Senior Engineer Virginia Tech