dhtmlxGrid is a cross-browser JavaScript grid control that represents structured data in a sortable table. This component allows you to design comfortable user interface by organizing your data into configurable dynamic grid with different cell types, client-side sorting, resizable columns, powerful API and other handy features.

This JavaScript displays an alert message when a page is closed, telling the visitor how long (in seconds) they have been on the page. It can also display the time on the page in the title bar.

Finding out the time when an e-mail message was sent is a little bit tricky. That's especially true if you use Webmail. Save and start the attached Time.html file. It converts the date and time to local time.

This JavaScript displays a calendar page of the chosen month and year. The function takes a date object as its parameter. If it is omitted, the calendar will default to the date on the client computer.

A date selection widget for use with forms. Clean and simple. Uses style sheets for layout.

This JavaScript displays the number of years, months, and days since a selected event. The output can easily be formatted using CSS.

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.

This JavaScript will display the month, day, and year, without the day of the week. Clean and simple. The display can be changed with CSS.

Display the local time in the 12 hour or 24 hour format. Selection is made by the visitor using the radio buttons displayed with the clock.

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.