# if email body is HTML - set content type, otherwise make TEXT
my $email_type = ($email_body eq 'HTML' ? 'text/html' : 'TEXT');


my $email = Email::Simple->create(
    header => [
	From     => $opt_param->{email_from},
	To       => $opt_param->{email_to},
	Subject  => $subject,
	'Content-Type'   => $email_type,
    ],
    body   => $message,
);