PRINT ' '
PRINT 'VSHIFT:  (LINE)  Calculates the vel. difference between the'
PRINT 'scans in Array (0) & internal ACCUM array, storing this (in'
PRINT 'chans.) in ASHIFT.'
PRINT ' '
PRINT '(CONTINUUM) Sets ASHIFT to zero.'
PRINT ' '
PRINT 'ASHIFT=',ASHIFT
PRINT ' ' 
