if ( $cgi->param('error') ) {
$taxnum = $cgi->param('taxnum');
$delim = $cgi->param('delim');
$expansion = $cgi->param('expansion');
if ( $cgi->param('error') ) {
$taxnum = $cgi->param('taxnum');
$delim = $cgi->param('delim');
$expansion = $cgi->param('expansion');