JavaScript 2 
Looking for free JavaScript? This unique search engine indexes over 9,000 free JavaScript codes offered by the Web's major JavaScript libraries. This site also displays a dynamic list of the Web's top 30 JavaScript search keyword queries.

A1 JavaScripts 
If you're interested in JavaScript, this site is a must-bookmark. Here, you'll find over 300 free working JavaScripts that you can easily cut and paste onto your pages. There are also online tools here that let you create your own JavaScripts. Categories include page effects, site navigation, status bar effects, time related scripts and more.

JavaScript Tip of the Week 
No longer updated, but still a useful resource, the JavaScript Tip of the Week archive is a collection of 30 coding tips with complete source code, working examples, and commentary.

Pulldown Menu 
This popular, free JavaScript makes it easy for you to install a handy pull-down menu on your site, with a minimum of fuss. Includes handy instructions for installation.