overlayGalleryExample1.html

<div id="example"></div>
<script type="text/javascript">
$('#example').overlayGallery({
   items: [{
       small: 'img/small1.jpg'
       medium: 'img/medium1.jpg',
       large: 'img/large1.jpg',
       title: 'Title for slide 1',
       description: 'Description for slide 1'
   },{
       small: 'img/small2.jpg'
       medium: 'img/medium2.jpg',
       large: 'img/large2.jpg',
       title: 'Title for slide 2',
       description: 'Description for slide 2'
   }]
});
</script>