use warnings;
use strict;
use CGI::Pretty qw(:standard); # plain CGI will do too 
#==========================================
my %id_to_term = ( 92 => 'Tuna',
                   3 => 'Ceolocanth',
                   4 => 'Ratfish',
                   7 => 'Six Gill Shark',
                   13 => 'Albino Pygmy Sperm Whale',
                   );

print header(), start_html(), start_form();

print
    h3("Regular"),
    popup_menu(
               -labels => \%id_to_term,
               -values => [ sort keys %id_to_term ],
               );

print
    h3("Shortened"),
    popup_menu(
               -style => "font-size:75%;",
               -labels => \%id_to_term,
               -values => [ sort keys %id_to_term ],
               );

print
    h3("Moreso"),
    popup_menu(
               -style => "font-size:60%;",
               -labels => \%id_to_term,
               -values => [ sort keys %id_to_term ],
               );

# now we modify the values with word_chop since we're able to look up
# by the IDs anyway, it doesn't matter that we modify them

my %id_to_chopped_term = %id_to_term;
while ( my ( $id, $term ) = each %id_to_chopped_term ) {
    $id_to_chopped_term{$id} = word_chop($term, 12);
}

print
    h3("Okay, that's ridiculous"),
    popup_menu(
               -style => "font-size:50%;",
               -labels => \%id_to_chopped_term,
               -values => [ sort keys %id_to_chopped_term ],
               );

print end_form(), end_html();

exit 0;
#===========================================
sub word_chop {
    my ( $text, $chars ) = @_;
    $chars ||= 15;
    return $text if $chars >= length $text;
    return substr($text, 0, $chars) . '...';
}
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