(Note that this page should be in a separate window, so that you can still view the page from which you requested help.)
On this site, some documentation has been made available to download in the form of a "PS" file.
A PS file is in a format which may viewed or printed by anyone
without the need to buy the application in which the document was written,
whether this was a
word-processor, spreadsheet,
To download GSView/Ghostview and GhostScript, see
Ghostscript, Ghostview and GSview (FREE)