The Design Factory

http://blog.tdflondon.com/wp-admin/post-new.php

Really smart script which flips each panel as you click.

http://demo.tutorialzine.com/2010/03/sponsor-wall-flip-jquery-css/demo.php

Sponsor Flip Wall With jQuery & CSS | Tutorialzine demo.

Very good for doing a search query with different start / end points

http://blog.egorkhmelev.com/2009/11/jquery-slider-safari-style/

http://aext.net/example/twitterlogin/#

Dropdown menu for signup using AJAX

Twitter Login.

http://davidwalsh.name/dw-content/facebook-modal.php#

Facebook-Style Modal Box Using MooTools Example.

http://jonraasch.com/blog/contact-pop-jquery-plugin

Contact-Pop: Contact Form Overlays with a Simple jQuery Plugin | Jon Raasch’s Blog.

http://webdeveloperplus.com/php/create-thumbnail-images-with-rounded-corners/

Create Thumbnail Images with Rounded Corners.

http://www.no-margin-for-errors.com/projects/prettyComments/

prettyComments – by Stephane Caron.

Full list of lightboxes

http://www.smashingmagazine.com/2009/05/27/modal-windows-in-modern-web-design/

Modal Windows In Modern Web Design | Design Showcase | Smashing Magazine.

http://www.electricprism.com/aeron/slideshow/

Slideshow 2! A javascript class for Mootools 1.2 to stream and animate the presentation of images on your website.