This JavaScript opens a floating layer popup. This technique allows the user to work in the main window while still being able to view the popup. The popup window will hover at the same spot where it opens, even if the user scrolls down the page.

Handle and precess all of your form field validations using just one script. This JavaScript can verify numeric strings; monitor the status of the CapsLock state; verify empty strings, numeric, date, alphabetical, or e-mail fields value; confirm passwords; verify the formatting of phone numbers; monitor the minimum/maximum numbers of form input characters. Includes language-independent error messages and displays error messages in a div or using an alert box.

Omni Slide Menu is an super versatile slideout JavaScript menu that reacts to the mouse hovering over and out of it. It supports enough features to make your head roll, though the default setup only takes a second to implement. All settings to the JavaScript menu is done inside an external .js file.

An audio player powered by QuickTime and Windows Media Player. Play short media files, e.g. MP3, in a Web browser with simple controls.

This is a highly customizable JavaScript library for easily turning your images into a collection viewable as a slideshow, and with fading effects, if desired. It also supports automatic thumbnail creation and tagging of images.

Flip Menu creates a collapsible menu tree out of an ordinary HTML list! It consists of just one external .js file, in which you specify settings such as whether to persistence the JavaScript menu state (using cookies), the images used to replace the default list bullets, and if any previously open branches should be closed when the current one is open. Very nice.

This JavaScript adds a custom cursor to your webpage using an interchangeable image. The result is a custom mouse cursor that can be modified in anyway your graphic skills take you. Elegant and non intrusive effect!

Script tested in IE6+, Firefox 1.x+, and Opera 8+.

Only with a few code lines, we can make the Matrix effect on the web pages, similiar this JavaScript.

Hover over the wheel to view colors. This script displays colorful wheel on the web page, visitors move mouse on it to get color code. This script's submitted by Draco Merest.

Customize Dropdown Menu is designed to display some choices, as: languages, countries, themes,... but it's differrent from original version in browsers. This tool combine CSS and JavaScript to create a dropdown you can add image to tilte, every choice.

Let's try dropdown below and feel differences. Tested: IE 7, Opera 9, Firefox 2, Netscape 8.