<div id="carousel" class="carousel slide" data-ride="carousel">
            <div class="carousel-inner">
                        <?php
                        $count = 1;
                        for($i = 0; $i < count($listProductsByCategory); $i++){
                        if ($count%5 == 1)
                        {
                            echo '<div class="item active">';
                            echo '<div class="row">';
                        }

                             echo '<div class="col-md-3">';
                             echo '<div class="col-item">';
                             echo '<div class="panel panel-default">';
                             echo '<div class="panel-heading">';
                             echo '<h3 class="panel-title">' . $listProductsByCategory[$i]['name'] . '</h3></div>';
                             echo '<div class="panel-body"><span><a href="product/' . $listProductsByCategory[$i]['id'] . '"><img class="img-responsive" src="http://plant2plast.dk/image/cache/catalog/Product%20images/100PET-250x250.png"></a></span>';
                             echo '<p>' . substr(strip_tags($listProductsByCategory[$i]['description']), 0, 250) . '</p>';
                             echo '<div class="btn-group btn-group-justified" role="group"><a class="btn btn-default" role="button" href="#">Bestil Prøve</a><a class="btn btn-default" role="button" href="#">bestil tilbud</a></div>';
                             echo ' </div>';
                             echo ' </div>';
                             echo '</div>';
                             echo '</div>';

                            if ($count%5 == 0) {
                                echo '</div>';
                                echo '</div>';
                            }
                            echo $count++;
                         }

                        ?>
            </div>
            </div>