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

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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

In the world of jQuery framework, there are many design miracles made by web developers, web designers that attract the web audiences. One of these jQuery design miracles is creating beautiful design dynamic navigation menus, JavaScript navigation menus, CSS navigation menus, jQuery horizontal navigation, jQuery navigation bar ... Let enjoy the amazing jQuery navigation menus bar in this free JavaScript article for yourself, such as: Visual Designer, Fluffy, Inal Djafar, This is Seamless, Cyberwoven, Creonix, Tobolic, Coloro, West City Hotel, Cricket World, Monofactor.

Enjoy more other JavaScript navigation menus if you like:
- Super Awesome and Amazing MooTools Site Examples
- 32 Amazing Mini vCard sites with Slick Javascript Animation
- 12 Super Nice JavaScript Scroll and Slide sites

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

Did you ever imagine the JavaScript programming language could render fantastic, incredible out of 3D effects, animations? Let check out these JavaScript codes presented in this free JavaScript article in live demos, for enjoying the miracle in your eyes.

These 3D canvas JavaScript engines let you render attractive 3D objects, animation, effects with great smooth and ease. Which name in them do you know: JS3D - The 3D JavaScript Graphics Layer, JavaScript Raytracer, 3D graphics in JavaScript, Realtime 3D Triangles in Javascript, Javascript Wolfenstein 3D and 3D Javascript Chess (JavaScript 3D games), JavaScript-Powered Web 3D (JavaScript 3D image), Incredible JavaScript and Canvas 3D demos from Japan, C3DL - Canvas 3D JavaScript Library, SVG-VML-3D Javscript Libraries?

Let see more JavaScript miracles in simple codes if you like:
- 13 Useful Javascript libraries for visualizations
- Sewer Rat Invasion Version 3D and 3D living hearts 2

GreyBox can be used to display websites, images and other content in a beautiful way. Really Greybox is cool HTML/JavaScript/AJAX/Flash to popup your data on the web pages but doesn't suck. Let check its advantages before you decide to apply:

- It does not conflict with pop-up blockers
- It's only 22 KB!
- It's super easy to setup, use & modify
- Showing HTML/Flash external pages
- AJAX uploading of all supported files
- Showing your internal web pages (login, user preference, properties, contact formulas etc.)
- Displaying a video or a Flash animation

Do you need a beautiful JavaScript time/date picker for your web blog? Just spend a little of time to view these JavaScript time and date pickers in action, maybe you will have an awesome one.

This free JavaScript article shows you a list of 17 JavaScript time, date pickers that they're so easy to setup, be along with the simply and beauty in real view. All these JavaScript time, date pickers need a JavaScript framework to work with: iCal-like calendars with jQuery, jDigiClock, jQuery UI Datepicker, simple jQuery date-picker plugin, jquery.timepickr, MooTools DatePicker, Vista-like Ajax Calendar, MooGenda, Nogray JavaScript Calendar Component, Monket Calendar, Calender Eightysix, ...

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.