Program sffshift | 
[SYNOPSIS]
sffshift < Fin.rsf > Fou.rsf tt=Ftt.rsf verb=n
[COMMENTS]
time shift in the frequency domain

[PARAMETERS]
file    | tt | = |   | 	auxiliary input file name
bool    | verb | =n |  [y/n] | 	verbosity flag
[DIRECTORY]
user/psava
