In the Mailbox, click an item that you want to read.
In the Calendar, click an appointment that you want to see details for.
To change how information displays in the header, right-click the header and choose the options you want to set.
Right-click in the QuickViewer to choose other options.
To close the QuickViewer, click theicon on the toolbar.
When you read an item in the QuickViewer, the icon changes to the opened status. For example, the closed envelope representing a mail message changes to an opened envelope.
You can specify that some folders show the QuickViewer every time you open them, or that some folders never show the QuickViewer.