Formmailer im HTML Themplate ohne Funktion Hilfe

ich habe mir ein themplate runtergeladen wo ein Formmailer integriert ist und habe diesen auch eingerichtet, aber es funktioniert nicht kann mir da jemand helfen???

meine eingaben sind:
<?php

//SMTP server settings
$host = "smtp.strato.de";
$port = "25";
$username = "info@taxi-beispiel.de";
$password = "123456789";

$messageBody = "Buchung über die Homepage";

if($_POST['name']!='false'){
$messageBody .= '<p>Visitor: ' . $_POST['name'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['name']!='false'){
$messageBody .= '<p>Country: ' . $_POST['country'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['email']!='false'){
$messageBody .= '<p>Email Addresse: ' . $_POST['email'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}else{
$headers = '';
}
if($_POST['state']!='false'){
$messageBody .= '<p>State: ' . $_POST['state'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['phone']!='false'){
$messageBody .= '<p>Phone Number: ' . $_POST['phone'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['fax']!='false'){
$messageBody .= '<p>Fax Number: ' . $_POST['fax'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['message']!='false'){
$messageBody .= '<p>Message: ' . $_POST['message'] . '</p>' . "\n";
}

if($_POST['stripHTML'] == 'true'){
$messageBody = strip_tags($messageBody);
}

if($host=="" or $username=="" or $password==""){
$owner_email = $_POST['owner_email'];
$headers = 'From:' . $_POST['email'] . "\r\n" . 'Content-Type: text/plain; charset=UTF-8' . "\r\n";
$subject = 'A message from your site visitor ' . $_POST['name'];

try{
if(!mail($owner_email, $subject, $messageBody, $headers)){
throw new Exception('mail failed');
}else{
echo 'mail sent';
}
}catch(Exception $e){
echo $e->getMessage() ."\n";
}
}else{
require_once 'Mail.php';

$to = $_POST['owner_email'];
$subject = 'A message from your site visitor ' . $_POST['name'];
$headers = array (
'From' => 'From:' . $_POST['email'] . "\r\n" . 'Content-Type: text/plain; charset=UTF-8' . "\r\n",
'To' => $to,
'Subject' => $subject);

$smtp = Mail::factory(
'smtp',
array (
'host' => $host,
'port' => $port,
'auth' => true,
'username' => $username,
'password' => $password));

$mail = $smtp->send($to, $headers, $messageBody);

try{
if(PEAR::isError($mail)){
echo $mail->getMessage();
}else{
echo 'mail sent';
}
}catch(Exception $mail){
echo $mail->getMessage() ."\n";
}
}
?>

yourtaxi Muster.zip

das war ehh nur ein beispielpasswort.
das Themplate ist von folgender seite...: http://www.html5xcss3.com/2014/04/yourtaxi-html5-theme.html
wenn ich jetzt den quellcode posten wurde wüste ich nicht genau welches ich posten sollte, wenn es in sich selber verlinkt ist

<?php

//SMTP server settings
$host = "smtp.strato.de";
$port = "25";
$username = "info@taxi-beispiel.de";
$password = "123456789";

$messageBody = "Buchung über die Homepage";

if($_POST['name']!='false'){
$messageBody .= '<p>Visitor: ' . $_POST['name'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['name']!='false'){
$messageBody .= '<p>Country: ' . $_POST['country'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['email']!='false'){
$messageBody .= '<p>Email Addresse: ' . $_POST['email'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}else{
$headers = '';
}
if($_POST['state']!='false'){
$messageBody .= '<p>State: ' . $_POST['state'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['phone']!='false'){
$messageBody .= '<p>Phone Number: ' . $_POST['phone'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['fax']!='false'){
$messageBody .= '<p>Fax Number: ' . $_POST['fax'] . '</p>' . "\n";
$messageBody .= '<br>' . "\n";
}
if($_POST['message']!='false'){
$messageBody .= '<p>Message: ' . $_POST['message'] . '</p>' . "\n";
}

if($_POST['stripHTML'] == 'true'){
$messageBody = strip_tags($messageBody);
}

if($host=="" or $username=="" or $password==""){
$owner_email = $_POST['owner_email'];
$headers = 'From:' . $_POST['email'] . "\r\n" . 'Content-Type: text/plain; charset=UTF-8' . "\r\n";
$subject = 'A message from your site visitor ' . $_POST['name'];

try{
if(!mail($owner_email, $subject, $messageBody, $headers)){
throw new Exception('mail failed');
}else{
echo 'mail sent';
}
}catch(Exception $e){
echo $e->getMessage() ."\n";
}
}else{
require_once 'Mail.php';

$to = $_POST['owner_email'];
$subject = 'A message from your site visitor ' . $_POST['name'];
$headers = array (
'From' => 'From:' . $_POST['email'] . "\r\n" . 'Content-Type: text/plain; charset=UTF-8' . "\r\n",
'To' => $to,
'Subject' => $subject);

$smtp = Mail::factory(
'smtp',
array (
'host' => $host,
'port' => $port,
'auth' => true,
'username' => $username,
'password' => $password));

$mail = $smtp->send($to, $headers, $messageBody);

try{
if(PEAR::isError($mail)){
echo $mail->getMessage();
}else{
echo 'mail sent';
}
}catch(Exception $mail){
echo $mail->getMessage() ."\n";
}
}
?>

ich habe den quellcode jetzt mal geändert...
kann mir bitte jemand helfen, ich verzweifel schon...