Exit

  Click on the Exit item in the File menu to quit from the CDA
  Viewer.  The CDA Viewer automatically closes the last file
  you viewed.

  For information related to the Exit menu item, double click
  on an item from the list of additional topics below.

  Additional topics:

  *   Overview of the CDA Viewer

  *   Document Information...

  *   Open...

  *   Diagnostic Information...

  *   Close File

  *   Using the CDA Viewer Window

  *   Opening a File