This JavaScript code will turn a set of nested ULs into a cascading dhtml menu. It is completely downgradeable. Disable JavaScript and reload the page.

A combination of CSS and JavaScript that allows switching between several pages without loading them from server. The script emulates the behavior of tabbed controls in Windows applications.

Have a textual message circle your mouse cursor and follow it around using this DHTML script.

This is simply one of the most efficient, elegant rain/snow effects we've seen. Created without the aid of images, it's also hassle-free to install. Toggle between rain and snow effect with the change of one variable.

Kingsize ticker scrolling from right to left. Add as many messages as you like. Each message can be linked to a different URL. Very easy configuration of messages and font-attributes (such as fontcolor, fontfamily, fontsize, fontweight and more).

This JavaScript creates a blocking calendar sheet on your webpages. Very nice.

AJAX - a very great web development technology nowaday. Use this AJAX in order to load XML and HTML files on the same website with XMLHttpRequest. And in the body section, just call the name of the file need to get page content and the element for the content page display in, usually a DIV element.

Use this JavaScript instead of frames. When a visitor clicks on a specific link, the content of that link is inserted into the page without a refresh. When a page doesn't exist, a user-friendly error message is given.

Validate form elements of all kinds: select boxes, text fields (including spaces), radio buttons, force numbers in textfields, etc. Very easy to use. Can be used on all forms.

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