This is a quite long JavaScript speech from a JavaScript guru - Douglas Crockford. The duration of this video is up to 40 minutes, for speaking about the JavaScript things: why and how, the bad and good parts of JavaScript, some examples of common JavaScript problems, solutions and patterns, ... This is a very good video to find more interesting things about JavaScript.

Debugging source code is the regular job to any programmers, and this job takes them a lot of time. With the programming languages at client side, such as JavaScript, the most common tool should be mentioned is the Firebug add-on, on Firefox; but this tool helps us to detect syntax errors only. This free JavaScript tutorial shares the author's experience in problem of debugging logic problems by using some simple ways. Please go to the full post for details.

Are you looking for a JavaScript tooltip which can make your additional content become more beautiful when the mouse is over it, for your anchors? Then this is a JavaScript you should try, DOMTooltips, a very good tooltip for modern web applications; and it's very easy to use!

This free JavaScript tutorial helps you to understand and use simple types and objects in JavaScript OOP (Object Oriented Programming). It's small post and very easy to learn, please go to the full JavaScript article for details.

In this JavaScript video lesson, you are able to cover some techniques to display browser's information, to join two strings together through a few JavaScript code lines, the length of this JavaScript video tutorial is 3 minutes, it's easy to start learning the JavaScript programming language quickly.

This JavaScript tutorial show you how to use some simple methods/techniques for handling JavaScript exceptions in OOP (Object Oriented Programming). The knowledge of this JavaScript article likes as concepts, so it's easy to learn, please go to the full post for details.

You are a web developer, you heard a lot about the power & advantages of AJAX, but you don't know more about this technique? Then let see this JavaScript video tutorial to find out about the AJAX (Asynchronous JavaScript and XML) - a technique for web development that's being loved, especially in the social networks.

This is the demo of Tabbed search bar using CSS and JavaScript. Only with few code lines, and you will get a simple tabbed search bar on the your webpage.

Object-Oriented Programming (OOP) is a new and popular programming trend, is supported by almost the programming languages today, and JavaScript is not an exception, too. This post provides some basic concepts in using OOP in Javascript.

Scroll and slide are the new trends, for navigating to the objects on the same/different page, in the field of web development today. Formerly, in order to apply this effect, web developers have to use Flash, but with the strong support of power JavaScript frameworks, this feature is very easy to setup, edit and the performance is still good, smooth.

And this post is the useful resources with a list of very beautiful scroll & slide JavaScript codes, these JavaScript source codes are used on 12 different websites, please read the full article for more details.