</div>
        </div><!-- media -->
    </div><!-- pageheader -->
<div class="contentpanel">
        <div class="row">
            <div class="col-md-12"> 
                <form action="php_modifier_facture.php" method="POST" id="target">
                <div class="panel panel-default">
                    <div class="panel-heading">
                        <div class="mb30"  id="erreur"></div>
                    </div>
                    <div class="panel-body">
                        <?php 
if (isset($_GET['id'])) {
    $facture = getFacture($_GET['id']);
    $vehicule = getVehiculeByID($facture['id_vehicule']);
    $designations = getDesignationByIdFacture($_GET['id']);
    if (!$vehicule) {
        echo "<script>location.href = 'factures.php';</script>";
    }
}
?>
                        <div class="row">
                            <input type="hidden" name="facture" value="<?php 
echo $_GET['id'];
?>
">
                            <div class="col-sm-6">
                                <div class="form-group">
                                    <label class="control-label">Nom et Prenom</label>
                                    <input type="text" name="nom"  readonly="readonly" class="form-control" value="<?php 
                <h4>Générer une facture</h4>
            </div>
        </div><!-- media -->
    </div><!-- pageheader -->
<div class="contentpanel">
        <div class="row">
            <div class="col-md-12"> 
                <form action="php_ajouter_facture.php" method="POST" id="target">
                <div class="panel panel-default">
                    <div class="panel-heading">
                        <div class="mb30"  id="erreur"></div>
                    </div>
                    <div class="panel-body">
                        <?php 
if (isset($_GET['id'])) {
    $vehicule = getVehiculeByID($_GET['id']);
    if (!$vehicule) {
        echo "<script>location.href = 'factures.php';</script>";
    }
}
?>
                        <div class="row">
                            <input type="hidden" name="vehicule" value="<?php 
echo $_GET['id'];
?>
">
                            <div class="col-sm-4">
                                <div class="form-group">
                                    <label class="control-label">Nom et Prenom</label>
                                    <input type="text" name="nom"  readonly="readonly" class="form-control" value="<?php 
echo $vehicule['nom'] . ' ' . $vehicule['prenom'];