s/  <datafield tag="/./i;		#begin tag num with "."
	s/" ind1="/. /i;			#end tag num with ".  "
	s/" ind2="//i;				#remove text between indic
	s/">\n//i;				#to imprecise?  No, its OK.
	s/    <subfield code="/|/i;		#remove text between fields
	s/">//i;				#to imprecise?  No, its OK.
	s/<\/subfield>\n//i;			#remove text between fields
	s/<\/record>\n//i;			#remove record end marker
	s/<\/datafield>//i;			#remove end of field marker
	s/http:\/\/wc.slims.gov.za/WCPLIS/i;	#change SITA url to org
	s/<\/collection>\n//i;			#remove end of document
	if (/\d-\d/) {s/-//g};			#Remove hyphens in ISBN's

##</code><code>##

  <datafield ind1="1" ind2="4" tag="245">
    <subfield code="a">The solar system</subfield>
    <subfield code="c">Chris Oxlade [Author]</subfield>
  </datafield>

##</code><code>##

 .245. 14|aThe solar system|cChris Oxlade [Author]  

##</code><code>##

	if (/^.024. 3#|a/) {s/.{10}(.............)........../.020.  3#|a$1/};