Thanks everyone for the help! appreciate it :)

Could you change your DLL function signature? If you can't I think it will be very difficult... :) If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler. -- Alfonso the Wise, 13th Century King of Castile. This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong. -- Iain Clarke [My articles]

Are you using a Gridview? or do you show a datatemplate in a listview? Either way you can use a timer to do this. Here is some information about that on MSDN: http://msdn.microsoft.com/en-us/library/system.threading.timer.aspx[^] In the TimerCallback you can add items to the list you are showing. Dawn is nature's way of telling you to go to bed.