Bestel Script fout

<?php
error_reporting(E_ALL);
ini_set('display_errors', 1);


if(!defined('ALPHA') || ALPHA !== 1) {
    die('Deze pagina is niet rechtstreeks aan roepbaar!');
}
?>
<div id="step">
    <ul class="step">
        <li class="this-step-one"></li>
        <li class="step-two-active"></li>
        <li class="step-three"></li>
    </ul>
</div>
<div id="show-step">
    <div class="show-step-top"></div>
    
    <div class="p">
    <?php
    $Asql = "SELECT id FROM packages WHERE type = 0";
    $Aquery = $con->query($Asql);
    
    $packs = array();
    while($Arow = $Aquery->fetch_assoc()) {
        $packs[] = $Arow['id'];
    }
    
    if(!isset($_GET['package']) || !in_array((int) $_GET['package'], $packs)) {
        $Bsql = "SELECT id, name, details, img FROM packages WHERE type = 0";
        $Bquery = $con->query($Bsql);
        if($Bquery->num_rows >= 1) {
            while($Brow = $Bquery->fetch_assoc()) {
                ?>
                <div class="p">
                    <a class="link" href="?p=bestel&part=step2&<?=(isset($_GET['domain'])) ? 'domain='.$_GET['domain'].'&' : ''; ?>package=<?=$Brow['id']; ?>">
                        <img src="/images/pakketten/<?=$Brow['img']; ?>" alt="<?=$Brow['name']; ?>" style="float: left; margin-right: 10px;">
                        <p align="left">Klik hier indien u het <?=$Brow['name']; ?> wilt bestellen.</p>
                    </a>
                    <br />
                    <?=$Brow['details']; ?>
                </div>
                <br /><br />
                <?php
            }
        }
    }elseif(isset($_GET['package']) && in_array((int) $_GET['package'], $packs) && !isset($_GET['confirm'])) {
        ?>
        Indien de onderstaande gegevens correct zijn kunt u dit onderaan de pagina aangeven. U wordt dan doorgestuurd om uw persoonsgegevens in te vullen.<br />
        <br />
        <div style="width: 200px; float: left;"><b>Domein:</b></div>
        <div style="float: left;">
            <?=(isset($_GET['domain']) && !empty($_GET['domain']) && preg_match('#(.*?).(.*?)#si', $_GET['domain'])) ? $_GET['domain'] : 'geen'; ?>
        </div>
        <div style="clear: left;"></div>
        <br />
        
        <div style="width: 200px; float: left;"><b>Pakket:</b></div>
        <div style="width: 400px; float: left;">
            <?php
            $Bsql = "SELECT name, domains, disk_quota, datalim, ftpaccs, price FROM packages WHERE id = ".(int) $_GET['package']." LIMIT 1";
            $Bquery = $con->query($Bsql);
            if($Bquery->num_rows == 1) {
                $Brow = $Bquery->fetch_assoc();
                echo $Brow['name'].'<br />';
                echo $Brow['domains'].' '.(((count($Brow['domains'])) == 1) ?  'Domeinnaam' : 'Domeinnamen').'<br />';
                echo $Brow['disk_quota'].' Ruimte<br />';
                echo $Brow['datalim'].' Dataverkeer<br />';
                echo $Brow['ftpaccs'].' FTP Account'.((count($Brow['ftpaccs']) == 1) ? '' : 's').'<br />';
                echo '&euro; '.$Brow['price'].' Per maand<br />';
                ?>
                </div>
                <div style="clear: left;"></div>
                <br /><br />
                <a href="?p=bestel&part=step2&<?=(isset($_GET['domain']) && !empty($_GET['domain']) && preg_match('#(.*?).(.*?)#si', $_GET['domain'])) 
                            ? 'domain='.$_GET['domain'].'&' 
                            : ''; ?>package=<?=$_GET['package']; ?>&confirm=1" class="a_p">
                    <small><img src="images/bestel/partakkoord.png"></small>
                </a><br />
                
                <a href="?p=bestel" class="a_p"><small><img src="images/bestel/partweiger.png"></small></a>
                <?php
            }else{
                echo 'Helaas werd het door u geselecteerde pakket niet gevonden, gelieve een ander pakket te kiezen<br />';
                echo '<a href="?p=bestel&part=step2&'.((isset($_GET['domain']) && !empty($_GET['domain']) && preg_match('#(.*?).(.*?)#si', $_GET['domain'])) 
                                                ? '?domain='.$_GET['domain'] 
                                                : '').'" class="a_p">Ga terug</a>';
            }
            ?>
        
        <?php
    }elseif(isset($_GET['package']) && in_array((int) $_GET['package'], $packs) && isset($_GET['confirm'])) {
        if(!defined('DELTA')) {
            define('DELTA', 1);
        }
        
        if($_GET['confirm'] == 1) {
            include 'includes/nl/bestel/particulier.php';
        }elseif($_GET['confirm'] == 2) {
            include 'includes/nl/bestel/particulier.php';
        }else{
            include 'includes/nl/bestel/particulier.php';
        }
    }
    ?>
    </div>
    
    <div class="show-step-footer"></div>
    
    <!-- //end step -->
    <div style="clear: both;"></div>
</div>