How can i keep the top edge from going over the top of page?

[chas]

1) Script Title: Docking content

2) Script URL (on DD): http://dynamicdrive.com/dynamicindex17/dockcontent.htm

3) Describe problem: How can i dock the panel center vertically instead of the top??

and How can i keep the top edge from going over the top of page? It looks like the bottom edge controls the alignent?

[chas]

how can i make the top edge the boundary when i scroll up and how can i make the bottom edge the boundary when i scroll down?