The jQuery Lightbox effect is a WOW-SOME way of displaying photos on your website. You’ve probably seen this effect countless times without realizing that it is the Lightbox effect. When viewing an image gallery, if you click on an image and it opens in a new box on top of the webpage, then you’re seeing Lightbox in action. This effect can be styled and configured to give you a custom, professional looking effect on your website’s images.