listview sync ?

can anyone tell me how can i sync two listviews.
i have two lists with different files and i would like to sync these two list.

thanx for all answers.

Joerg

How?
Do you want to have all files in both, to both?
or common files?
or in a separate listview?

hy kedaman

I would like to have the different files from both listviews in a third list. If you have a sample please send it to [email protected].
Thanx

joerg