rem Expand existing jar file into
rem a new empty directory tree called signdir.
rem WZunzip is the WinZip/PkZip command line utility
rem that handles long filenames.
WZunzip setclock.jar -d signdir

rem delete existing jar file
del setclock.jar

rem Sign everything in the new directory and recompress.
rem The following should all be on one line.
rem All switches must come before the directory.
signtool -k"roedy" -c9 -Z"setclock.jar" -d"D:\Program Files\Netscape\Users\roedy " signdir
rem Where do you get Signtool 1.3? REM Download from Netscape.