>Erik,
>
>>>Hi everybody,
>>>
>>>I'm just studying code for multiselgrd and I found, that Cetin uses this code:
>>>

>>>for each oControl in this.parent.controls
>>>    some code
>>>endfor
>>>oControl=.null.
>>>

>>>
>>>My question is: do we need to set oControl to .null. after finishing loop?
>>
>>No.
>
>So, I have to remove this line of code from his code, right? Or it doesn't hurt anyway?

No, I don't think it hurts :)