DHTML

DHTML stands for Dynamic Hypertext Markup Language. DHTML is a new programming language. Before HTML was static, if you wanted to see something new you would click on a link and that would download another page (Just like this website). DHTML changes all of that you can make things animate without making the user wait for new things to download. It uses information already on the users computer to do different things. DHTML is like java, but a lot better. You can do lots of different things like make text move around like in the links below. If they do not work you need to update your browser to the newest one out:

DHTML Guides from:
SmartWebby
Javascript Kit

Free DHTML Scripts:
http://www.dynamicdrive.com

From Dynamic HTML for Dummies:

Moving text
Bullets