LoadingPanel.JS 

Enhance your site’s look and feel during AJAX requests with the new and improved version of the fully customizable state-of-the art LoadingPanel.JS, formerly known as Web 2.0 AJAX Loading Panel without writing a single line of code! Web20AjaxLoadingPanel.gif (3 KB)

Custom Dialog Box with Jquery and css3 

This custom dialog box is one of the scripts in that website and I think it will be quite useful for all of us. The reason I have this custom dialog box is to overcome the inconsistencies across different browsers. And, of course, it uses CSS3 to style everything.

+15 useful ajax lightbox solutions 

More than 15 lightbox applications that could be used to enrich your website with cool eye catching effects in loading contents.

Custon jQuery Lightbox 

Screw frameworks that are bloated and unstyled. This snippet helps you build your own lightbox from the ground up.

jQuery Lightbox / Modal 

A really lightweight lightbox made for customization and control of both style and effect. It’s less than 10 lines of code!

Web 2.0 AJAX Loading Panel 3.0 Released 

Enhance your site’s look and feel during AJAX requests with the fully customizable state-of-the art Web 2.0 AJAX Loading Panel without writing a single line of code! All you have to do is to follow a few easy steps, modify a couple of properties and add the show and hide methods to your XMLHttpRequest function. [...]

jQuery Image Magnify 

jQuery Image Magnify enables any image on the page to be magnified by a desired factor when clicked on, via a sleek zoom in/out effect. The enlarged image is centered on the user’s screen until dismissed.

Sexy Lightbox 

Sexy Lightbox 2 is a more lightweight and sexier clon of the classic LightBox. It was constructed while thinking about web designers toward an easy installation and use. This version is compatible with images and HTML elements!

ByZoomer 

ByZoomer is a Free and Open Source plugin for Mootools. This script allow you to easily create a picture gallery which will be nicely zoomed when clicked.