Maybe not setup local server correctly

<?php
include("inc/products.php");

if (isset($_GET["id"])) {

    $product_id = $_GET["id"];
    if (isset($products[$product_id])) {
        $product = $products[$product_id];
    }
}

if (!isset($product)) {
    header("Location: shirts.php");
    exit();
}


$section = "shirts";
$pageTitle = $product["name"];
include("inc/header.php");?>

        <div class="section page">

            <div class="wrapper">

                <div class="breadcrumb"><a href="shirts.php">Shirts</a> &gt; <?php echo $product["name"] ?>

                <div class="shirt-picture">
                    <span>
                        <img src="<?php echo $product["img"] ?>" alt"<?php echo $product["name"]; ?>">
                    </span>
                </div>

                <div class="shirt-details">
                    <h1><span class="price">$<?php echo $product["price"]?></span> <?php echo $product["name"]?></h1>

                    <form target="paypal" action="https://www.paypal.com.cgi-bin/webscr" method="post">
                    <input type="hidden" name="cmd" value="s-xclick">
                    <input type="hidden" name="hosted_button" value="<?php echo $product["paypal"]?>">
                    <input type="hidden" name="item_name" value="<?php echo $product["name"]?>">    
                    <table>
                        <tr>
                            <th>
                                <input type="hidden" name="on0" value="Size">
                                <label for="os0">Size</label>
                            </th>
                            <td>
                                <select name="os0" id="os0">
                                    <?php foreach ($product["sizes"] as $size) {?>
                                    <option value="<?php echo $size; ?>"><?php echo $size; ?></option>

                                    <?php  } ?>
                                </select>
                            </td>
                        </tr>
                    </table>
                    <input  type="submit" value="Add to Cart" name="submit">
                    </form>
                    <p class="note-designer">* All shirts are designed by Mike the Frog.</p>
                </div>
                </div>

            </div>

        </div>

<?php include("inc/footer.php"); ?>     

<?php

if ($_SERVER["REQUEST_METHOD"] == "POST") {

    $name = $_POST["name"];
    $email = $_POST["email"];
    $message = $_POST["message"];
    $email_body = "";

    $email_body = $email_body . "Name: " . $name . "\n"; 
    $email_body = $email_body . "Email: " . $email . "\n";
    $email_body = $email_body . "Message: " . $message;

    // TODO: Send Email

    header("Location: contact.php?status=thanks");
    exit;
}

?>


<?php 
$pageTitle = "Contact Mike";
$section = "contact";
include("inc/header.php"); ?>

    <div class="section page">


        <div class="wrapper">

        <?php if (isset($_GET["status"]) AND $_GET["status"] == "thanks") { ?>
            <p>Thanks for the email! I&rsquo;ll be in touch shortly.</p>
        <?php } else { ?>

                <h1>Contact</h1>

                <p>I&rsquo;d love to hear from you! Complete the form to send me an email.</p>

                <form method="POST" action="contact.php">

                    <table>
                        <tr>
                            <th>
                                <label for="name">Name</label>
                            </th>
                            <td>
                                <input type="text" name="name" id="name">
                            </td>
                        </tr>
                        <tr>
                            <th>
                                <label for="email">Email</label>
                            </th>
                            <td>
                                <input type="text" name="email" id="email">
                            </td>
                        </tr>
                        <tr>
                            <th>
                                <label for="message">Message</label>
                            </th>
                            <td>
                                <textarea name="message" id="message"></textarea> 
                            </td>
                        </tr>

                    </table>
                    <input type="submit" value="Send">

                </form>

            <?php } ?>  
        </div>


    </div>
<?php include("inc/footer.php"); ?>