%doc>
Example:
  include( '/elements/search-cust_main.html,
             'field'       => 'custnum',
             #slightly deprecated old synonym for field#'field_name'=>'custnum',
             'find_button' => 1, #add a "find" button to the field
             'curr_value'  => 54, #current value
             'value        => 32, #deprecated synonym for curr_value
  );
%doc>
% if ( $opt{'find_button'} ) {
    
% }
<% include('/elements/xmlhttp.html',
              'url'  => $p. 'misc/xmlhttp-cust_main-search.cgi',
              'subs' => [ 'smart_search' ],
           )
%>
<%init>
my( %opt ) = @_;
my $field = $opt{'field'} || $opt{'field_name'} || 'custnum';
my $value = $opt{'curr_value'} || $opt{'value'};
my $cust_main = '';
if ( $value ) {
  $cust_main = qsearchs({
    'table'     => 'cust_main',
    'hashref'   => { 'custnum' => $value },
    'extra_sql' => " AND ". $FS::CurrentUser::CurrentUser->agentnums_sql,
  });
}
%init>