Why don't you use the Wait Window command?

>It is simply a window that pops up as patients are being processed. They like to see what is being done, but have no need to dismiss them. It is usually not a one-only, but a whole day's worth of scheduled patients.
>
>>IMO, bad idea. One of two things will happen. Either the user will miss it or they'll get upset because they want to dismiss it and can't until time's up.
>>
>>>Because it is a timed messagebox. That's what the last parameter does.