thx, it's more like a perant child thing, i have one app with several forms one is a visualisation of a factory, this is the one that always should stay and in a menu bar you can choose several others like: logs, history, orders, alarms, .... these are changeble on the two other screens i think for this i should work with parent child not? the perant is the form with the menu bar, and all the others are the childern you think this shoud work? ill know it monday :p -->> its weekend :D