I really meant to remove the grid just to narrow down the cause of the problem...

>Thanks, Erik, but I'm bound to the Grid. I don't like them but this is one of those rare cases where it's really useful and the previous incarnation of this application had 'em and the users are used to them.
>
>Food for thought, though. I'll have to see if that is it for future reference.
>
>>>What the heck am I overlooking?
>>
>>Does taking the grid out of the picture help? I would venture a guess that some UI element is switching it back on you...