PHP消息成功函数[HELP]

有人帮我填写联系表格吗？它不会工作，它发送了一条消息，但没有确认消息成功？除了消息成功发送功能外，一切都很好：（

这是代码，希望有人能帮我

联系人.php

<?php
@error_reporting(E_ALL ^ E_NOTICE ^ E_WARNING);
@ini_set('display_errors', true);
@ini_set('html_errors', true);
@ini_set('error_reporting', E_ALL ^ E_NOTICE ^ E_WARNING);
ini_set("log_errors", 1);
ini_set("error_log", "php-error.log");
error_log( "Hello, errors!" );
if(isset($_POST['email'])) {
    // EDIT THE 2 LINES BELOW AS REQUIRED
    $email_to = "info@arjen079.com";
    $email_subject = "Contact Application Website!";
    $email_noreply = "noreply@arjen079.com";
    $name = $_POST['name']; // required
    $email = $_POST['email']; // required
    $subject = $_POST['subject']; // required
    $message = $_POST['message']; // required
    $email_message = "Form Details Below:'n'n";
    $email_messagesender = "Here is a copy of the form you filled in:'n'n";
    function clean_string($string) {
      $bad = array("content-type","bcc:","to:","cc:","href");
      return str_replace($bad,"",$string);
    }
    $email_message .= "First Name: ".clean_string($name)."'n";
    $email_message .= "Email: ".clean_string($email)."'n";
    $email_message .= "Subject: ".clean_string($subject)."'n";
    $email_message .= "Message: ".clean_string($message)."'n";
    $email_messagesender .= "First Name: ".clean_string($name)."'n";
    $email_messagesender .= "Email: ".clean_string($email)."'n";
    $email_messagesender .= "Subject: ".clean_string($subject)."'n";
    $email_messagesender .= "Message: ".clean_string($message)."'n";
    // create email headers
    $headers = 'From: '.$email."'r'n".
    'Reply-To: '.$email."'r'n" .
    'X-Mailer: PHP/' . phpversion();
    mail($email_to, $email_subject, $email_message, $headers);  

    // send a copy to sender
    $headers = 'From: '.$email_noreply."'r'n".
    'Reply-To: '.$email_noreply."'r'n" .
    'X-Mailer: PHP/' . phpversion();
    mail($email, "Thanks For contacting!", "Thanks for contacting me, I will reply to you shortly. 'n'n----------------'n'n" . $email_messagesender, $headers);
    echo 'Message Succesfully Sent!<script>$(''response-message'').text(''Message Succesfully Sent!'');var form = document.getElementById("contact-form");form.reset();</script>';
}
?>

联系方式：

<div class="container">
    <div class="row">
            <div class="span7">
                    <form action="http://www.arjen079.com/contact.php" method="post" class="contact-form"                                                   id="contact-form">
                            <h1>Contact</h1>
                            <hr class="fancy-hr">
                            <input type="text" name="name" placeholder="Name" class="required">
                            <input type="email" name="email" placeholder="Email" class="required">
                            <input type="text" name="subject" placeholder="Subject" class="required">
                            <textarea name="message" placeholder="Message" class="required"></textarea>
                            <div class="response-message"></div>
                            <input type="submit" value="Submit" name="submit" class="float-right">
                            <div class="clear"></div>
                    </form>

已经谢谢了！）