The PocketKnife Peek window presents all relevant information about an e-mail.

At the top of the screen, the title bar displays the subject of the message and the message format (Plain Text, HTML, or Rich Text).

The Header shows the sender, the recipients, and the time and date the message was sent.

A convenient tabbed view lets you easily examine the:

• Message in plain text,
• HTML source (if any), 
• Internet header, and
• Attachments.

The Attachments tab lists any attachments the message:

• Condenses multiple spaces in a filename to one space
• Displays the contents of ZIP archives