References

For interested beginners or more seasoned programmers, there are various references which you can learn more about Javascript programming. Although simple tutorials are available all over the Internet, books are still the more solid go-to when learning all about running this software.

Professional JavaScript for Web Developers by Nicholas C. Zakas

This book is dedicated to dispelling the myth that JavaScript is a ‘baby’ language. It also demonstrates why it is the scripting language of choice used by millions of programmers for web pages and server-side applications. It quickly covers the basics and then moves on to more advanced topics such as XML, web services, and remote scripting. This book also helps address issues such as internalization, security, privacy, optimization, and intellectual property issues. Most especially, it builds on the reader’s basic understanding of HTML, CSS, and the web in general.

JavaScript, A Beginner's Guide, Third Edition by John Pollock

This book claims learning essential skills to be made easy for readers. It gives its readers a step-by-step coverage of the fundamentals, including variables, functions, operators, event handlers, objects, arrays, strings, forms, and frames. More advanced techniques can also be learned, including debugging and security. It also covers the new features available in JavaScript. It boasts fast-paced tutorials designed for easy learning. It is designed to have chapter openings of specific skills covered, Q & A sections filled with bonus information and helpful tips, hands-on exercises, notes for extra information, and self-tests for end-of-chapter reviews.

Choosing the right book includes examining one’s learning style and the level of skill one wants to learn. There are those which specifically target the beginner’s needs and those advanced references for more experienced web developers. It is therefore important to know what you want to learn and choose the right guide book for your learning needs.

The most common way of learning the basics of Javascript programming is to read various reference materials that feature introductory topics about Java. Next time you go in a bookstore near your place, choose one Java programming book, which you think will best explain everything you ought to grasp about the topic. If it's your first time to study Java, it is important that you choose books that are easy to understand and apply in your wed designing activities.

Written by David Flanagan, "JavaScript: The Definitive Guide, Fourth Edition" is among the prime published reference materials that you can use with your JavaScript self-study. The book features the JavaScript 1.5 version, which is supported by Internet Explorer 6 and Netscape 6. Also, the book gives an extensive coverage of standard W3C DOM and maintains materials on Level 0 DOM legacy. With such feature, the Java book is more apt for professional web developers and designers than to people who are newbies on JavaScript programming.

JavaScript is a very essential scripting language, which features a very flexible and uncomplicated programming learning environment. The book not just gives a detailed description of JavaScript language, but also includes useful samples that show readers the ways to handle a common scripting task -- from simple and complicated data validation to creating cool Java HTML animations. One sample JavaScript code stressed in the book is the use of cookies. It is said that cookies enable you to place one item from a different set of items on your web page.

> - start of code - >



home = new Image();
home.src = "../v6/images/nav_home_1.jpg";

onmouseover="document.home.src = '../v6/images/nav_home_1.jpg'"
onmouseout="document.home.src = '../v6/images/nav_home.jpg'">

> - end of code - >

Computer languages, which include JavaScript, are created for use in different kinds and styles of computer programming and for varying purposes. For example, using JavaScript in website development you can change images whenever your mouse cursor moves over them( this is called rollover). If that interests you, then JavaScript's history will interest you more.

The brainchild of Brendan Eich, Javascript was originally given the name Mocha until it was changed to LiveScript, then finally JavaScript. It was first introduced to the world by Netscape Communications Corporation and Sun Microsystems in 1995. After a year, Netscape used the Javascript in their Netscape Navigator 2.0. Soon after Microsoft developed a somewhat similar format of the Javascript – the JScript embedded in their Internet Explorer version 3.0 which came out in August of 1996.

The JavaScript that we have today are commonly embedded in HTML documents or HyperText Markup Language which is a markup language devised for making web pages using hypertext and such other data that has to be displayed in a web browser. The JavaScript is continuously develop, in fact the latest version of the programming language is the JavaScript 1.6 which was released last year.

Dynamic HyperText Markup Language or Dynamic HTML/DTHML is one of the more popular uses of the JavaScript language. Dynamic HTML is the process using client-side scripting language, eg. JavaScript, static markup language HTML, the Document Object Model, and a presentation definition language, such as Cascading Style Sheet, to create an interactive web site. With DHTML, you can manipulate the CSS styles of an HTML element using JavaScript. Dynamic HTML is very hard to develop because it is browser specific making it hard to debug.

DHTML allows you to modify the background color of the whole document and manipulate the style of every element. You can also reference the positioned elements when you set up the HTML. Using the reference, you can change the element's properties: its visibility, background color, position, clipping, even the size of element. You may also edit the text content of the positioned element, you can even create other positioned elements once the page loads. The biggest problem web developers have with DHTML is that it is browser specific. This means that every browser have different level of support that different web browser offers. Also, the final appearance of the page may vary depending on the properties of a specific browser; the page may look good on some but may totally be destroyed on others.

The W3C DOM (Document Object Model), known commonly as "DOM", describes how an HTML or XML document is presented in an object oriented fashion. With DOM, a web developer has access to an application programming interface which can be used to change the structure, content, and style of the document. It provides a more versatile and realistic approach to the structure of HTML and XML documents.

The DOM sees HTML documents like a tree, the elements serves as the branches and the text embedded in the elements are the leaves; all these all called nodes. All elements of an HTML document and the text contained in it, as well as their attributes, are referenced by walking through the DOM tree. You have total control over their contents.

You may edit the contents or delete them completely and you can also create new elements for succeeding additions in the DOM tree. It is best used for applications that require the document elements to be manipulated and accessed repeatedly in an unpredictable sequence. The DOM was developed to interact with other programming languages, not just JavaScript but initially web browsers implemented interfaces to manipulate HTML document elements using JavaScript.

Javascript programming is a language which allows you to insert dialogue boxes or interactive graphical images using the versatility of the programming language either in your custom applications or on the web pages of your websites. It is used for customizing the features of a certain Java application to best suit your needs. It also acts as an add-on feature of the programs that were created using the Java programming language.

Javascript programming is also used for web security processes such as validation of required information like credit card numbers, social security numbers, etc. Javascript programming also uses the same codes for switching and conditional statements such as the other programming languages. So, Javascript programming would be easier to learn when you already have a working knowledge on any of the other programming languages, more so, if you have been using Java as a programming language for some time.

Thus, when you plan to study the mechanics, it would be best to first get the necessary information on the basics, or the rudiments, of the programming language. After doing so, it would be good to seek advice from professional programmers regarding intermediate or advanced Javascript programming modular materials and tutorials. Finally, it would always do anyone good to practice whatever he or she has learnt.

The JavaScript Frame object represents the HTML frame that belongs to the HTML frameset. The frame, or set of frames, that composes the browser window is defined by the frameset. A frame is a window that is independent within a parent window, meaning you can display numerous windows or frames on a screen.

A series of frames make a page and it has its own URL and is treated by the JavaScript as a Window object, with a few exceptions of course. The HTML frameset object have several properties. The frames, an array of objects or frames in a window or frame set. The name, which of course is the name of the frame, it is defined using the tag. The parent, which is the string that indicates the name of the window, contains the frameset and is the parent of the current frame.

Self is another name from the frame you are currently working on. Length is the length of the array of frames. Window is the alternative name for the window you are currently working on. Top is the alternative name for the window located on the top.

It’s not the sweet baked treat that goes great with milk. The cookie that I am referring to is the variable that is sent by the server to web browser that is accumulated by the visitor’s PC. Every time the same computer accessed a page through a website, the cookies are sent back to the server. An HTTP cookie contains information and is used for authentication and user tracking. A common misconception regarding HTTP cookies is that they are programs when in fact they are just pieces of data.

Since they can be used for tracking, cookies are often seen as a form of virus or spyware. This was a common misconception which was aggravated by several anti-spyware programs that detects cookies as possible threats. Cookies are used to allow users to automatically log on to a website. Usually, when a person visits a forum or a site that needs authentication, they have to type their account information to log in. However, if a cookie is present, the visitor of the site will be automatically logged on without having to input his or her credentials. They are also used by some websites for user personalization of the page, like changing the skin of the site they visit.

I'll need new script text effects for my next web design. Good thing that I found it at Java Script Resource site, where an index of text effect codes are published for everyone who likes to see examples and source codes that are easily cut and pasted.

Some of them are Textbox Scrollers, 3D Text twisters, advanced gallery, comma additions, animated tool tips, loading time indicator and reverse text Wizard to name a few. Indeed, if you are going to design a website using these text effects as major site enhancements, this site is made just for you.

JavaScript is a web design tool that allows interactive experience in exploring your web page. JavaScript codes are embedded along with HTML documents. The results and effect of JavaScript are easy to see and comprehend.

Nonetheless, writing in JavaScript is not as easy as writing English sentences, although the syntax and semantics may involve English words and abbreviations. Writing JavaScript involves logic and programming skills. JavaScript grammar includes string, number to string, Boolean (true/false, and/or), date, math, array, function, and logic.

Java Script allows you to store information from any visitor that comes and goes from your site. These secret codes are called cookies. Cookies can be set, saved or deleted. When you save a cookie, you can give it an expiration date. Cookies also allow you to create welcome pages for your visitors.

Being able to utilize the stored information culled from site visitors is the top reason why websites use cookies. It helps them keep information continuously updated. It allows the users to personalize their web content, making each page relevant to them. And lastly, it eliminates repetitive information request, which in the end, is all very efficient. You wouldn't want to be typing your name and password on your Yahoo account each time you log in, would you? Hence, the omnipresent cookie.

Modifying your web page from time to time is necessary. The development of internet technology is rapid. Your clients' needs changes. In fact, your business expands through time.

Updating your web site is significant for your business survival. One of the primary tools for improving your online site is JavaScript. It is used to incorporate special effects and style to your web page.

JavaScript application can be complicated. Yet, there are several resources online which can assist you in understanding the software. Learning the tricks on your own can be misleading. It is always worth getting the advice of an expert.