# What's that picture thing called?

**URL:** <https://forum.kirupa.com/t/whats-that-picture-thing-called/289999>\
**Category:** web dev\
**Created:** [June 8, 2009, 2:14pm UTC](https://forum.kirupa.com/t/whats-that-picture-thing-called/289999 "2009-06-08T14:14:56Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![jpearson311](https://avatars.discourse-cdn.com/v4/letter/j/977dab/32.png) [@jpearson311](https://forum.kirupa.com/u/jpearson311)\
**Post date:** [June 8, 2009, 2:14pm UTC](https://forum.kirupa.com/t/whats-that-picture-thing-called/289999/1 "2009-06-08T14:14:56Z")

</div>

I’ve been on sites where they have thumbnails and when you click on them, they enlarge and the main page goes black/gray behind it. Any idea what this is called and where I can do a tutorial for it? Thanks!