#	Selective loading
###################################################

...				# design or read the wavelet trace
*call	store	wavelet1	# store one wavelet

...				# design or read the wavelet trace
*call	store	wavelet2	# store another the wavelet

....

*call	hdrmath	# set values of header 'key' according to the number of
...		# the wavelet we need to load in the ensemble
...
		# now selectively add the wavelet into the beginning of
		# the ensembles:

*call	load	ebefore	key	1	keep	wavelet1		# each ensemble
*call	load	ebefore	key	2	keep	wavelet2		# each ensemble

...				# deconvolve, etc