%
%my $error = '';
%my $blocknum = $cgi->param('blocknum');
%my $addr_block = qsearchs('addr_block', { blocknum => $blocknum });
%
%if ( $addr_block) {
%  $error = $addr_block->split_block;
%} else {
%  $error = "Unknown blocknum: $blocknum";
%}
%
%
%if ( $error ) {
%  $cgi->param('error', $error);
%  print $cgi->redirect(popurl(4). "browse/addr_block.cgi?". $cgi->query_string );
%} else { 
%  print $cgi->redirect(popurl(4). "browse/addr_block.cgi");
%} 
%