Is this a web based application? If so you need to use the HTML Frames.
If it's a form-based application then you can use 2 containers on a single form so that the data on each can be handled completely separately. Although that seems like overkill - even a plain form can handle multiple objects.
Barbara
>I want to create my application based on two (or more) panel window (for example like this one that you see). What VCX contains this class?