Text Animator is a great cross-browser text effect. It fades in and out infinite text messages, with each message optionally being clickable. The only shortcoming of this JavaScript is that it has to be absolutely positioned on your page, meaning you have to manually set the coordinates of exactly where you wish the animator to appear on the page. A small sacrifice to make in return for such a cool effect...

This JavaScript makes your web page becomes basin which in that fishes swimming.

This JavaScript makes background color was changed continually and display color code in status bar when visitors move mouse on the web page.

Use this JavaScript to calculate your BMI (Body Mass Index). Measurements are computed using the metric system. A perfect addition for a health Web site.

Another mouse trail effect, this one follows the mouse in a whimsical, bouncy manner. Easy to setup, and works cross browser!

Display a few words in a form field and when focus is given to the field, the words will disappear. Great for providing instructions in a small space.

This script uses array data and charAt() method to display a message in title bar as typewritter. It's very simple and easy to use, you need only add your own messages to the script activate. Additionally, you can add many messages as you want.

This JavaScript slideshow lets the user manually move back and forth between images, by clicking on the provided buttons. An accompanying textual message of your choice is displayed below each image.

A tiny, self-contained JavaScript library which displays a Gregorian calendar. An event is triggered when a user clicks on a date. Fully customizable via CSS. (Uses a European layout, i.e., the week begins on Monday.)

A fraction calculator code that performs addition, subtraction, multiplication, and division on two fractions. It also reduces the result to the lowest terms.