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HTML Goodies : Beyond HTML : Javascript
Javascript
Get motion on your Web pages without using an applet
- Using Multiple JavaScript Onload Functions
When scripts are written they're used to accomplish a given task, such as creating a rotating picture gallery, or to validate a form. For each task, a separate script is necessary. Often, a script is called using an onload function.
- How to Create a JavaScript Animation
JavaScript animations aren't difficult to write. Once you learn a few main ideas, you can create complex animations to display in your browser. Additionally, the content will be available to search engines because the content is in machine-readable (X)HTML.
- Object-Oriented JavaScript
This week we cover OOP (Object-Oriented Programming) and how it relates to JavaScript. Topics covered include: what encapsulation, inheritance and polymorphism mean, how JavaScript functions work, how to implement inheritance using closures, prototypes and more.
- How to Create Remote Ajax Requests
One of the most common questions about Ajax is whether it's possible to create remote or cross-domain Ajax requests. The answer is yes and this week you'll learn how to create an Ajax-enabled podcast aggregator with PHP and Ajax.
- Building Simulations with Javascript
As an organization required to publish analytical reports, we often inherit the responsibility of using data to create simulations or models. In this article I will discuss examples of applying real data and using Javascript to create a simulation.
- Bring Your Forms to Life With JavaScript
In this article you'll learn how to prevent errors in your forms. This method validates the form and provides immediate feedback to the user. If the form has been correctly filled out, the submit button is enabled, if not, the button remains grayed out.
- How to Populate Fields from New Windows Using JavaScript
Occasionally, filling out web page forms can be daunting. Fortunately, some forms display a question mark next to the form field, which opens a popup window containing additional information. This week, you'll learn how to enhance the functionality of those windows.
- Accessible JavaScripting From The Ground Up
As great as it is, JavaScript is probably one of the most commonly abused and overused technologies in web development. In this article, I hope to help you implement JavaScript without tears and guide you in the basics of good scripting practices.
- Writing Your Own JavaScript Functions Part 2
Last week we focused on a basic programming concept--writing your own functions. This week we continue with our excerpt, and teach you how to use parameters, function calls and more!
- Writing Your Own JavaScript Functions
In this article we're going to focus on a programming concept--writing your own functions. Knowing how to write your own functions will improve almost any JavaScript you create. In fact, you'll see how custom-made functions can enhance several of the JavaScript tricks you've already learned.
- Using JavaScript Variables and Built-In Functions, Part 2
In this second part of our article on using JavaScript variables and functions to update your web pages automatically, we look at Strings, Functions and Alerts!
- Using JavaScript Variables and Built-In Functions
With JavaScript you can update the content on your pages automatically every day, every hour, or every second. In this article, we'll focus on a simple script that automatically changes the date on your web page.
- Browser Detect Script
Our client side browser sniffer based on JavaScript, which includes links from our popular object and method detection tests to more detailed information on how they work. Works in all JavaScript-enabled browsers including Gecko m7.
- From DHTML to DOM Scripting, Part 2
In our last article, we discussed how developers are now turning to DOM scripting instead of DHTML. This week we continue our discussion and delve into functions!!
- From DHTML to DOM Scripting
In this selection from Beginning JavaScript with DOM Scripting and Ajax, you'll learn what DHTML was, why it is regarded as a bad way to go nowadays, and what modern techniques and ideas should be used instead. Let's get started DOM Scripting!
- Java vs. JavaScript
A straight-text description of how one differs from the other.
- So, You Want A Background JavaScript, Huh?
Produce a burst of color before your page loads and alter the colors that display!
- Advanced Java Script: onClick and onMouseOver
OnMouseOver, OnLoad, and OnClick JavaScripts, all offered here!
- So, You Want A Live Script, Huh?
Live-Script is the father of JavaScript. Produce a warning box when someone enters your page.
- Print with JavaScript
Set up a print request through JavaScript.
- So, You Want A Scrolling JavaScript, Huh?
This starts it all off. Go here first and get started with JavaScript!
- So, You Want An External JavaScript, Huh?
Post one JavaScript to your site and it can come up on multiple pages! This is how to do it.
- So, You Want A Dual Image Flip, Huh?
This is a fantastic effect! You'll want this on your pages.
- So, You Want A JavaScript Ticker Tape, Huh?
Place a framed scrolling text on your page (you can alter the text that scrolls)!
- So You Want A Cookie Counter, Huh?
Count individual visitors right on the page.
- Click... It's Copied!
Copy to the clipboard...right from the browser!
- Javascript Form Scripts
Jazz up your forms with these Javascripts. - Javascript Date/Time Methods
This HTML Goodies series shows how to use
some of the more important Date and Time tools for Web Developers.
Server Side and Client Side tools are discussed, along with some
special considerations for the Web.
Step through this mini-series to learn about the available tools
and to develop yourself into a globally thinking citizen of the World Wide Web! - Escape Characters
Would you like single and double quotes, tabs, returns, or double spacing in your Alert and Prompt boxes? Yes? Then click for this one.
- Javascript Browser Test Scripts
Customize your content for your visitors by checking their browser type, screen resolution, or whether or not they have Flash. - So, You Want A JavaScript Clock, Huh?
Place a digital clock on your Web page!
- JavaScript Variable Passing
For those of you who need a way to pass variables across pages but wouldn't think of using a cookie to do it - try this.
- The onerror Event Handler
- Opening New Windows With Javascript
Big, small, over the current browser and under... learn all about opening windows here! - So, You Want A Shopping Cart, Huh?
Move information across pages using cookies. This is a must for people who sell anything over the Web.
- So, You Want A SlideShow, Huh?
One space, many images.
- So, You Want To Set A Cookie, Huh?
Set a cookie and then read from it.
- Capturing a Key
The user presses a key, and something happens. Exactly what is up to you. This works across browsers and with all ASCII characters.
- No Dotted Line On Links
You know that dotted box that appears around links and active images? Here's how to lose it.
- Minimize/Maximize a Browser Window
Click...it's big. Click...it's small.
- JavaScript Y2k Fix
The Y2K bug has bit JavaScript...but here's the fix. [This obviously outdated tutorial provided for historical interest.]
- A Case for A Case
Simplify that Mountain of JavaScript validation code.
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