>>Thank you Borislav,
>>
>>But what if you are alternately running and then modifying the class from within the same session? Is there any way to determine if the object itself is in 'Design' or 'Instantiation' mode?
>
>I am not sure what you ask here.

See http://fox.wikis.com/wc.dll?Wiki~HowToCreateRead-OnlyProperty

The question is - how to reliably determine, when we run code from the class itself as opposed to the instance of the class.