This is a text description of prefs-mi.gif, which shows the Mime-Types tab of 
the Preferences window. The Mime-Types tab contains a list of MIME types, the 
extensions associated with the MIME types, the annotation associated with the 
MIME types, the parser used on media files of the given MIME type, and the player 
used to play media files of the given MIME type. The Mime-Types tab also includes 
Add, Remove, and Change buttons, which you use to add a new MIME type, remove the 
selected MIME type, or change the information associated with the selected MIME 
type, respectively. Figure 2-9 provides more information on the window that appears 
when you click the Add or Change button.