<div class="carousel">
    <div class="mask">
        <div class="slideset">
            <div class="slide">
                <ul class="slide-holder">
                    <li><a href="#"><img src="images/img3.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img4.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img5.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img6.jpg" width="216" height="140" alt="image-description"></a></li>
                </ul>
            </div>
            <div class="slide">
                <ul class="slide-holder">
                    <li><a href="#"><img src="images/img4.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img6.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img3.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img5.jpg" width="216" height="140" alt="image-description"></a></li>
                </ul>
            </div>
            <div class="slide">
                <ul class="slide-holder">
                    <li><a href="#"><img src="images/img4.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img3.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img5.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img6.jpg" width="216" height="140" alt="image-description"></a></li>
                </ul>
            </div>
            <div class="slide">
                <ul class="slide-holder">
                    <li><a href="#"><img src="images/img6.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img5.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img4.jpg" width="216" height="140" alt="image-description"></a></li>
                    <li><a href="#"><img src="images/img3.jpg" width="216" height="140" alt="image-description"></a></li>
                </ul>
            </div>
        </div>
    </div>
    <a class="btn-prev" href="#">Previous</a>
    <a class="btn-next" href="#">Next</a>
</div>