Sequential Background Color Script
Cycles the page background color through a predetermined sequence.

Random Background Color Script
Changes the page background color to a random color at a predetermined interval.

Sequential Image Changer
Cycles an image through several different images.

Random Image Changer
Changes an image to a random image at a predetermined interval.

Random Background Image Selector
Selects a random page background image every time the page loads.

What's this?

The scripts presented here allow you to use random numbers to dynamically change page features within the client browser. You can have a different background image on a page every time it loads, change the background color, or show a slideshow of images without having to resort to server-side technologies.