<div class="popup-gallery">
<a href="css/images/temp/gallery-14/lightbox-1.jpg" rel="author" class="image-show" data-fancybox="gallery" data-caption="Lorem ipsum dolor sit amet, consectetur adipiscing elit est">
<img src="css/images/temp/gallery-14/lightbox-1.jpg" alt="">
</a>
<a href="css/images/temp/gallery-14/lightbox-2.jpg" rel="author" class="image-show" data-fancybox="gallery" data-caption="Lorem ipsum dolor sit amet, consectetur adipiscing elit est">
<img src="css/images/temp/gallery-14/lightbox-2.jpg" alt="">
</a>
</div>
Hope that helps. Michael.