Merhaba arkadaşlar sciptte iletişim bölümü var fakat aktif değilmiş.
Bir çok kod ekledim fakat hep hata alıyorum.
Bu iletişim formunu nasıl çalışır hale getirebilirim ?

<?php
include("admin/include/baglan.php");
include("admin/include/fonksiyonlar.php");
?>
<!DOCTYPE html>
<html lang="tr">

<head>
    <meta charset="UTF-8">
    <meta name="author" content="<?=$ayar['site_title']?>">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="description" content="<?=$ayar['site_description']?>">
    <meta name="keywords" content="<?=$ayar['site_keyword']?>">
    <title>İletişim - <?=$ayar['site_title']?></title>
    <link href="admin/resimler/<?=$ayar['favicon']?>" rel="shortcut icon" type="image/png">
    <link rel="stylesheet" type="text/css" href="revolution/css/layers.css">
    <link rel="stylesheet" type="text/css" href="revolution/css/settings.css">
    <link rel="stylesheet" type="text/css" href="revolution/css/navigation.css">
    <?php include("style.php");?>
    <link rel="stylesheet" href="css/responsive.css">
</head>

<body>
    <?php include("inc/header.php");?>
    <section class="page-title-section">
        <div class="container">
            <div class="row">
                <div class="col-xl-12 text-center">
                    <h2 class="text-uppercase text-white mrb-10">İletişim</h2>
                    <ul class="mb-0 justify-content-center">
                        <li class="breadcrumb-item"><a href="./" class="text-white">Anasayfa</a></li>
                        <li class="breadcrumb-item text-primary-color">İletişim</li>
                    </ul>
                </div>
            </div>
        </div>
    </section>

    <section class="contact-section">
        <div class="container-fluid">
            <div class="row">
                <div class="col-lg-6 p-0">
                    <div class="contact-form divider-gap contact-from-bg">
                        <h2 class="mrb-40 solid-line-bottom">Bize Buradan Mesaj Atabilirsiniz</h2>
                        <p class="mrb-40">Lütfen bütün alanlarını doldurun.</p>
                        <form action="#">
                            <div class="row">
                                <div class="col-lg-6">
                                    <div class="form-group">
                                        <input type="text" placeholder="Ad Soyad" class="form-control">
                                    </div>
                                </div>
                                <div class="col-lg-6">
                                    <div class="form-group">
                                        <input type="text" placeholder="Telefon" class="form-control">
                                    </div>
                                </div>
                                <div class="col-lg-12">
                                    <div class="form-group">
                                        <input type="email" placeholder="Email" class="form-control">
                                    </div>
                                </div>
                                <div class="col-lg-12">
                                    <div class="form-group">
                                        <textarea rows="4" placeholder="Mesaj" class="form-control"></textarea>
                                    </div>
                                </div>
                                <div class="col-lg-8">
                                    <div class="form-group">
                                        <button type="submit" class="cs-btn-one btn-md btn-round btn-gradient-color element-shadow">Gönder </button>
                                    </div>
                                </div>
                            </div>
                        </form>
                    </div>
                </div>
                <div class="col-lg-6 p-0">
                    
                    <div class="mapouter">
                        <div class="gmap_canvas">
                            <?=$iletisim['google_maps']?>
                        </div>
                    </div>
                
                </div>
            </div>
        </div>
    </section>

    
<?php include("inc/footer.php");?>
    <script src="js/jquery.v1.12.4.min.js"></script>
    <script src="js/bootstrap.min.js"></script>
    <script src="js/jquery-core-plugins.js"></script>
    <script src="js/ajax-mail.js"></script>
    <script src="js/main.js"></script>
</body>

</html>