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.

openWYSIWYG is a 100% free cross-browser WYSIWYG editor that replaces plain <textarea>s in your forms. Among its highlights are:

• Format text, align paragraphs, create lists, insert images and tables, all visually.
• View the HTML source code of what you're editing.
• It loads extremely fast and is completely written in JavaScript and DHTML.
• 100% free, open source application released under the LGPL, meaning you can distribute it in your content management system or custom web application, all free and without restrictions!
• openWYSIWYG is cross-browser compatible and will work with the most popular internet browsers, such as IE 5.5+ (Windows), Firefox 1.0+, Mozilla 1.3+ and Netscape 7+.

This JavaScript timer countdown displays a Javascript countdown timer and alerts the user when the timer reaches zero. This countdown timer then redirects to another Web page. Particularly useful if you are writing an online test.

Epoch is a flexible DHTML calendar that supports several display formats, such as inline on the page, as a DHTML date picker, or an calendar that with the ability to select multiple dates. Best of all, it's released under the GNU Lesser General Public License, so you can use and distribute this calendar for free inside your web pages and applications.

This JavaScript blurs text by using blur filter.

Use this script to disable the selection of text on a page. It's very simple using two of the built-in JavaScript events to cancel the selection before it starts. You can even attach the events to a specific element.

This is a beautiful menu. I did a lot of work to make it, so please send me the URL of the page where you placed the menu.

A sleek animation effect using tabs for a slide JavaScript navigation bar. Degrades very nicely when JavaScript is turned-off.

This vertical navigation menu is a stylish collapsible menu modelled after the navigational menu found on Slashdot. Session-only cookies are used to store the state of menu (whether it's expanded or not). Cool css navigation menu design!

New updates: you can now add a expand / contract all links on the navigation, to allow your visitors to easily toggle the visibility of all submenus. Furthermore, you can specify all submenus should be contracted by default for first loads (see top of "menu.js").

Display your images in a rotating sequence. Easy to set up and very unobtrusive.