This is a text description of mime-typ.gif, which shows the Change: Mime-type 
Settings window, which you use to change the information displayed in the Mime-Types 
tab of the Preferences window. The MIME type is displayed in the Mime-Type field, 
the file extensions are listed in the File Extensions text field. Specify the 
annotation type associated with the MIME type in the Annotation pull-down menu. 
Specify the parser associated with the MIME type in the Parser pull-down menu. 
Specify the player associated with the MIME type either by typing the path into 
the Player field or clicking the Browse button and selecting a player. Click OK 
to confirm and save any changes you have made, or click Cancel to discard all 
changes and close the window.