title: Extjs viewport not rendering
body: <p>Hi i have a viewport with two region west and center west holds panel for tree and center is a tabpanel iam usin the applyTo:div to render the panels but the problem is the jsp page im rendering to already has a header and footer when i render the viewport it goes out of the browser view and also iam not able scroll down to see all the contents..is some one has any idea about this please help...</p>