CDFdir is used to display a directory listing of a CDF file.  For a 
multi-file CDF, the dotCDF file is displayed first followed by the 
rVaraible files and then the zVariable files in numerical order.

Edit field for...

  CDF:             The file name of the CDF for which a directory 
                   listing is displayed. Do not specify its extension.
                   At the end of this field a button labeled "Select" is 
                   present.  When selected, a standard input file dialog 
                   is displayed from which the CDF may be selected.

Buttons ...

  Run CDFdir       Causes CDFdir to inquire the CDF info based on the 
                   specified CDF.
  Help             Causes this online help to be displayed.
  Quit             Causes CDFdir to terminate.