>>>Why are you looking for mistakes in what Sergey wrote? This is not a good way to make friends and influence people <g>.
>>
>>I was just trying to see, if there is a difference. I'm not looking for mistakes.
>
>You may want to pay a little more attention on how you express yourself. When you say "should it be" it clearly implies that his code was possibly wrong. If you said, "could it also be" one would understand it as another approach to solving the problem.

Well, technically speaking I believe that it indeed should be NULL instead of 'Empty', thus I phraised my question. But it just such a minor point, that it doesn't really matter and would work the same either way.