>>Russell,
>>
>>>2. Is it possible to disable certain rows in a listbox?
>>
>>You should ask the question: "Is it even necessary to display to the user something they can not select?" If the answer is no, don't put them in the list in the first place. If the answer is yes, then why do you like to tease your users?
>
>FWIW, sometimes you do this to show categories or titles.
>
>Tamar

Sometimes it is needed to have/show option available for existing data, but disallowed for new entries. Personally, I prefer textbox+button (to open grid) interface for these situations.