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Javascript Tutorials - Improve your understanding of Javascript



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Rollover highlights
A new twist on an old Web trick makes several links each highlight a different part of an image....


Web Services, Part I: Introduction
Today our own Doc JavaScript begins a new series of columns focused on the use of Web services in JavaScript. And like any good doctor, the first step is to explain the basic concepts and terms involved in the procedure...


Xeyes (eyes following cursor)
Make your visitors feel like they're being watched with this whimsical "Xeyes" script! An face image with eyes that follow the cursor around is displayed...

Print Templates, Part V: Re-pagination
Learn about Re-pagination in print templates (Internet Explorer 5.5 and up). Study how to zoom in and out, and how zooming affects the page layout. Learn how to hide excess pages. See how to use a Microsoft application to load print templates and the docu...


Drag & Drop Functionality With JavaScript
Drag & drop functionality with table rows on a Web page is possible! Colin Makenzie provides an example that works with Internet Explorer...


Recommend this site
Encourage visitors to spread the word about your site with a simple form...


Beginning JavaScript: Part 4
Chapter 6 of Beginning JavaScript covers using information in the Web browser and takes a look at HTML forms and how we interact with them in JavaScript. This weeks installment covers creating the form...


Auto increment copyright date
This script automatically updates the date portion of your site's copyright notice to cover the current year. A great time saver ...

Print Templates, Part IV: User's Settings
In this column we continue our series on print templates. Print templates first appeared in Internet Explorer 5.5, and were later improved in Internet Explorer 6. In column 89, Print Templates, Part I, we showed you how to assemble a print template with t...


Learn how to Close a Browser Window using JavaScript
If you would like to Close a spawned Browser Window or a User Opened Browser Window using JavaScript just use the following code...


Action Banner
Letters are flashed one at a time, then the whole message is displayed. It looks like the letters they flash on the action movie promos...


Beginning JavaScript: Part 3
Chapter 6 of Beginning JavaScript covers using information in the Web browser and takes a look at HTML forms and how we interact with them in JavaScript. This third installment covers adding new options, adding new options with Internet Explorer, and usin...


Universal Related Popup Menus: The JavaScript Code
Select an option in box A, and new choices instantly appear in box B - that's the task of our Universal Related Popup Menus script (URPM). V2.2 improves on our latest improvement, and includes a new ASP-based method that pulls options from a DB...


Arrow onMouseover
This script displays an arrow image alongside the link when you move your cursor over the link. Furthermore, the arrow blinks while the mouse is over it. Nice visual effect...


Beginning JavaScript - Part 2
Chapter 6 of Beginning JavaScript covers using information in the web browser (client- side processing) and takes a look at HTML forms and how we interact with them in JavaScript...


LCD Clock
Display the time with style using this LCD clock script.. Note that the "digital" interface is visible in IE4+ and NS6+ only, with other browsers displaying a plain "form" clock instead...


Using a .JS (Javascript) File
A number of scripts on javascripts.com include several files. Often times, one of these files ends with a .js extension. Recently I was asked what these .js files were. A .js file is a simple text file that contains javascript code. The .js extension indi...


Print Templates, Part III: Headers and Footers
They're the first and last things your users will see, so you better get 'em right. We present two ways to add headers and footers to your printed Web pages using the fourth and final print template element: HeaderFooter...


Round number to x decimals
A useful utility that rounds any number to the specified decimal place. This is needed because JavaScript doesn't have any built-in methods for the task...


Beginning JavaScript
JavaScript is the language of the Web. Used for programming all major browsers, JavaScript gives you the ability to enhance your web site by creating interactive, dynamic and personalized pages. Our focus in this book is on client-side scripting, but Java...


Add search to your site with JavaScript
Adding search capabilities to your site used to involve complex programming, but we show you how to do it with JavaScript...


Character count
Calculate and display the number of characters within a TEXTAREA with this new script. Useful, for example, in helping your visitors manually keep their input length in check...


Add your Site to Favorites using JavaScript
JavaScript, as overused as it is, can be used to add your web site to the Client Browsers Favorites list. This is done with simple JavaScript inserted inside HTML...


What is JavaScript?
Before you can start something, you must know a little background info to set your feet on the ground. After that though, anyone can start making their own JavaScripts...


Add JavaScript to Fireworks
Does your design need more pizazz? Add interactivity to your site without learning JavaScript! Matt explains the creation of JavaScript effects in Fireworks, and explores in detail the use of this program's tools...


Hide status bar message scripts
Use our two latest scripts to disable the status bar message from appearing as the mouse moves over links on the page...


Chromeless windows
Cleanse pop-up windows on your site by making them display outside of the browser. We give you all the files that you need...


Print Templates, Part II: TemplatePrinter
Having created a print template for previewing your Web pages, you're now probably wondering how to actually print them. Our own Doc JavaScript once again comes to the rescue by introducing you to the TemplatePrinter element...


Animated link box
Streamline you links into one box for easy selection and navigation with this script. As an added touch, the script briefly "flashes" the selected link before whisking visitors to it...


POP UP BOXES
It is possible to make three different kinds of popup windows. ...


Paint Calculator
This calculator can be used by painters to find out how much paint is needed to cover a given area. The calculator also has an advanced feature that will take the total of the width and height of doors and windows and subtract that measurement from the to...


The Basics- JavaScript Tutorial
To get started with JavaScript, you will want to be able to see the tag that will set a script apart from the HTML. The tags used to begin and end a script are the <SCRIPT and </SCRIPT> tags...

Random content script
Display a random piece of content to your visitors! The script supports an unlimited number of entries....


Display mouse coordinates
Display the current mouse coordinates (relative to the viewable window) in the status bar of your visitor's browser. Not too useful, but quite cool...


Scripting for 5th Generation Browsers and Beyond: Pt. II
Dynamically position your page objects the DOM way! Having covered the nuts and bolts, we now conclude our introduction to DOM based scripting with a practical example...


JavaScript Object-Oriented Programming Part 1
In this first of a two-part introduction to OOP in JavaScript, Ryan outlines the basics, from the Primitive data types to Object Categories. It's a comprehensive path through your first steps in JavaScript OOP...


Morse Code converter
This message script changes any word or phrase into morse code, with dashes represented by underscores and dots represented by full stops...


Scripting for 5th Generation Browsers and Beyond
Before you can capitalize on the development advantages (i.e., reduced code, cross-browser scripts, etc.) offered by DOM compliant browsers, you must first know how to write DOM compliant scripts...