As a web developer/designer and programmer/coder, when start to build a complex website, obviously we had to be confused by a lot of possible choice for a specifying JavaScript task required. At present, with the strong increase of JavaScript applications, JavaScript frameworks, JavaScript plug-ins and add-ons, we become more and more confused in choosing a best solution, such as dynamic JavaScript navigation menu, tabbing systems, right JavaScript frameworks, JavaScript slideshow gallery, JavaScript lightbox gallery ...

This free HTML JavaScript tutorial shows you how to choose a best JavaScript solution through a 7 steps test:

1. What Happens/What Will You Do If Browser's JavaScript Turned Off?
2. How To Change The Look, Feel And Content?
3. How Usable And Semantic Is The Final Product?
4. Do You Understand What's Going On?
5. Does It Play Well With Others?
6. How Dedicated Is The Maintainer?
7. Is There A Testing Plan, And Is Upgrading And Extending Easy?

This free JavaScript tutorial guides you how to use Google Code service for hosting your JavaScript files to boost the loading speed of template and reduces the bandwidth cost of hosting.

JavaScript Expressions and JavaScript Operators are very familiar with most popular programming languages like C, C++, or Java. In this free JavaScript tutorial we take an overview of the basic building blocks of JavaScript: operators, expressions, through rounds: JavaScript Regular Expressions, JavaScript Operators, JavaScript Assignment Operators, JavaScript Arithmetic Operators, JavaScript Comparison Operators, JavaScript Bitwise Shift Operators, JavaScript Logical Operators, JavaScript Conditional Operator, JavaScript Comma Operator, JavaScript void Operator, JavaScript typeof Operator.

Programming and coding JavaScript applications, web applications are becoming easier, with the strong support from powerful JavaScript frameworks such as jQuery, MooTools. However, within the scope of this free JavaScript article tutorial, the author only discusses the events in JavaScript, through some definition: JavaScript mouse events, Adding Events - Easy with JavaScript frameworks, Events without the JavaScript Framework, JavaScript button events, jQuery events, Select the Element for Clicking, Events in Firefox/Safari/Opera/Chrome/Internet Explorer and so on, ... Please go to the full post page for more details.

Check more JavaScript events article tutorials for better coding tips:
- How to Build Custom events in JavaScript
- Top 10 JavaScript Frameworks by Google, Yahoo, Bing

JavaScript is an interesting language because it is flexible and surprisingly powerful. Once you grow up from having one static page into having a large number of pages in a dynamic web application, you need conventions on how to organize your code.

In my opinion, there are two parts to the problem:
- The easy part, which is to apply JS programming patterns
- The hard part, which is doing so in a consistent and maintainable manner

Please go to the full post page for details.

In a few recent years, the JavaScript web programming language has increasingly gained popularity, with a bit strong support from many platforms such as mobile operating systems, tablet operating systems, the smart phone operating systems. From this support, the JavaScript web programming language has also improved itself. At present, it also supports Object-Oriented Programming (OOP JavaScript) very well. Please go to the full post page to get starting Object-Oriented Programming JavaScript through lessons: Create an Object, Defining Methods and Properties, Using a Constructor Function, To Instantiate or not to Instantiate, This and That, ...

Read more OOP JavaScript tutorial on jsB@nk if you still need:
- Basic OOP Concepts in Javascript
- OOP JavaScript: Public and Private Methods
- JavaScript OOP - Scopes and Contexts
- Object Oriented JavaScript

If used correctly, JavaScript debuggers will help you to find the errors in your JavaScript application, web application quickly, save your time to develop them. But how to become professional/advanced in this field if you don't like it? Let read this free JavaScript tutorial, it provides the helpful information to help you to be good at debugging in a few notes and tools.

From the useful information in this free JavaScript article, such as: Organize Your Code, Externalize Client-Side Scripts, Isolate and Identify the Problem, Believe the Error Message, Man-Handle Forms, Mirror Your Test and Production Setups, ... you're not only good script debugger but also you're Firefox JavaScript debugger, IE JavaScript debugger.

Through this free JavaScript article tutorial, Louis gives you a detailed viewpoint about Try and Catch statement in the JavaScript wen programming language; by specified notes and JavaScript example codes, such as: Basic Syntax and Definition, Outputting the Exact Error That Occurred, The Optional finally Clause, Are There Performance Issues with try-catch?

Maybe from this JavaScript tutorial, you're able to have a better understand in JavaScript exception,Try Catch exception,JavaScript error, ... and the better solutions you apply.

Do you ever wonder how good you're in JavaScript objects? Let try a JavaScript test quiz in this free JavaScript tutorial for 15 basic questions about Objects in the JavaScript web programming language. This online quiz JavaScript test attached a quiz JavaScript code for corrects in itself, then it shows your results immediately.

Let check some other JavaScript article tutorials about Object and OOP in JavaScript:
- Simple Concepts about Types and Objects in JavaScript OOP
- Object Oriented JavaScript Techniques
- JavaScript Test Quiz Maker

Surfing time - is the loading time in other hand - is the big problem to all websites, site owners. And now, it's one of important factor to Google for ranking our URLs. For the big sites have a lot of images, this problem becomes more important cause the visitor's impatience.

If you own these sites and you need a good JavaScript solution, you should practice 3 ways to JavaScript preload images in this JavaScript tutorial. They're so easy and clear to follow, please go to the detailed post-page for instructions and JavaScript codes.