1.Ajax Rain
Ajaxrain has many examples of perfectly integrated Ajax, CSS, DHTML, or JavaScript, and there are some demos that are really worth looking at, even if you're not a web design (development) guru.
2.Ajax Daddy
Ajax Daddy collects a lot of beautiful Web2.0 tools, one of which is that you can look at the demo before you apply a Ajax/javascript instance to your site.
3.Mini Ajax
Miniajax is a new web site that collects a little DHTML and AJAX scripts, and its code snippet style is very practical.
4.Ajaxian
An AJAX resource site that is close to the portal type, including Ajax sample collection, blogs, forums, tutorials, and so on.
5.DHTML Goodies
DHTML Goodies is a Web site that collects a large number of DHTML, Ajax scripts, demos, and tutorials. Scripts range from navigation menus, windows, calendars to collections of pictures.
6.Javascript Kit
A lot of JavaScript tutorials and scripting resources are collected, as well as DHTML, CSS and web design tutorials and a designer help forum.
7.Dynamic Drive
A JavaScript and CSS resource site that I often go to, even if you're a beginner, you can find DHTML, Javascript, and client-script detailed instructions.
8.DHTML Site
You can find a lot of swimming Ajax and DHTML scripts and tutorials from DHTML site that cover page effects, tool tips, drag-and-drop calendars, window effects, and picture-set effects.
9.Solutoire
This site is a collection of quite a few examples and tutorials for JavaScript and Ajax. There are many JavaScript frameworks such as JQuery, Scriptaculous, and MooTools.
10.DevSnippets