lighbox光箱效果

<script src="js/jquery-1.10.2.min.js"></script>
<script src="js/lightbox-2.6.min.js"></script>
<link href="css/lightbox.css" rel="stylesheet" />
一群組
<a href="img/image-2.jpg" data-lightbox="roadtrip">image #2</a>
<a href="img/image-3.jpg" data-lightbox="roadtrip">image #3</a>
<a href="img/image-4.jpg" data-lightbox="roadtrip">image #4</a>

<a href="img/image-1.jpg" data-lightbox="image-1" title="My caption">image #1</a>

參考資料：
http://lokeshdhakar.com/projects/lightbox2/
http://prog-octopus.blogspot.tw/2009/01/lightbox2.html