It’s written in javascript using jQuery and is available as a jQuery plugin. 

YoxView is inspired by Lokesh Dhakar’s Lightbox. Like it, YoxView displays images above the website’s content, as a separate layer.

YoxView’s chief feature is Ease of use. Ease of use and flexibility, flexibilitWebdesigny and ease of use. Its two main features are flexibility and ease of use… and pre-caching. Its three main features are ease of use, flexibility and pre-caching… and an almost fanatical devotion to the user. Its four… no, amongst its features… are such features as ease of use, flexibility… I’ll start again.

Visit: YoxView