When you click Discussion in the menubar, you will
see a list. Under each category, you'll see any topics and replies
that have been added. To view the categories and all the topics and
replies, click Expand All. To view just the categories, click
Collapse All.
If a topic has replies, click the small paper stack icon to expand the view so that a top-level item and all the replies below it are visible.
The Discussion tool uses two frames to display discussion topics and replies.
To change your layout, follow the instructions below:
Column Layout from the "View:" drop-down list. In this
layout, the left frame shows the hierarchy of categories, topics, and
replies. Clicking a topic or reply shows the content of the message in
the right frame.
Row
Layout from the "View:" drop-down list.
In the this layout, the top frame shows the hierarchy of
categories, topics, and replies; the content appears in the bottom
frame.