use strict;
use warnings;
use HTML::TreeBuilder;
my $name = 'Redd Foxx';
my $number = 887;
my $tree = HTML::TreeBuilder->new_from_file('html/greeting.html');
my $name_elem = $tree->look_down(id => 'name');
$name_elem->delete_content;
$name_elem->push_content($name);
my $number_elem = $tree->look_down(id => 'lucky_number');
$number_elem->delete_content;
$number_elem->push_content($number);
print $tree->as_HTML(undef, ' ');