Javascript

Dynamic Drive
Welcome to Dynamic Drive, the premier place on the net to obtain free, original DHTML scripts and components to enhance your web site! All scripts on this site take advantage of the latest in JavaScript and DHTML technology, with emphasis on practicality and backwards compatibility, to bring true power and interactivity to your site.

The Dynamic Duo - Cross-Browser DHTML
Good tutorial you can download.

JavaScript Source
The JavaScript Source is an excellent JavaScript
resource with tons of "cut and paste" JavaScript
examples for your web pages. All for free!

JavaScript World
Scripts, tutorials, articles and more.

ZDNet Developer Script Library
No time to code it by hand? No problem!
ScriptLibrary has literally hundreds of JavaScripts,
Perl Scripts, and Java Applets waiting
for you to try out and use on your own site.

Javascript.com
The Definitive JavaScript Resource
WebReference.com - "How-To" JavaScript/DHTML

JavaScript Primers
by Joe Burns, Ph.D., and Andree Growney

David Wall -- Purple Sage
Some nice scripts

DevEdge Online - JavaScript Developer Central
Every thing you wanted to know about javascript.

webreference.com
This is the how-to section of webreference.com. You'll
find short, concise tutorials and discussions on the
latest techniques that you can use
to spice up your web site.

Free JavaScript Learning Center
- A Beginners Course - Tutorial
This is a Free Beginning JavaScript Course / Tutorial where you can learn to make your own scripts for drop-down menus, clocks, rollovers, slide shows, scrolling messages, pop-up windows, cookies, and more. No programming experience is necessary. Familiarity with HTML is recommended.

Favicon.com - the java icon generator
In Internet Explorer 5.0 and above, you can customize the Icon next to your bookmarked web site to be your own customized logo.

Thau's JavaScript Tutorial
From webmonkey

JavaScript Rollovers Introduction - Doc JavaScript
Rollovers are an excellent way of adding dynamic elements to a web page .

The Mighty Mouseover Machine
One of the easiest ways to add spice to your pages

comp.lang.javascript FAQ
comp.lang.javascript