This is the default view in WebMail.
Along the top is the Menu Bar and down the left hand side is the Folder Bar which shows your
folders. As you can see in the Folder Bar, the Inbox has 5 pages. The default in WebMail is
to have 20 EMails per page.
The list of emails are below the menu bar and the selected message is also displayed.
Clicking the message subject changes the displayed message.
Double clicking will Pop up the EMail in a separate window.