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JavaScript is a simple, relatively easy to use programming language for Web pages. It gives you a way to add interactivity to your Web pages. With JavaScript you can transform your Web pages from static displays to pages that react to and process information from those who view your pages. JavaScript does not require a lot of programming skill on your part to get started. You can pick up the basics of JavaScript in a short time.

Why Use JavaScript

• JavaScript is an integral component of AJAX, the latest method to code web pages, allowing greater user interaction and better performance.
• JavaScript offers a programming language for Web pages that most anyone can use.
• JavaScript is becoming a standard for Web page programming. This means you're more assured that your work will not soon disappear. There are thousands of Web sites that use JavaScript today.
• JavaScript makes your Web pages come alive by responding to things a user does on your pages.
• JavaScript is ideal for form field validation. If it’s important that this data conform to a certain format, you can use JavaScript to validate the data on the user’s machine before it is forwarded to the server.
• JavaScript can open and close new browser windows and you can control the appearance of the new windows you create. You can control their size, their location, and the toolbars they have available.
• JavaScript can perform mathematical computations.
• JavaScript can make your Web pages look “fresh” and up-to-date. For example, if your Web page displays the current date, it feels a little more up-to-date.
• JavaScript is Fun. There are a lot of neat things you can do with JavaScript which provide immediate visual feedback.

The following JavaScript Tutorials and Workshops, from West Virginia University, will teach you more on how to code features into web pages using JavaScript. The JavaScript tutorials and workshops contain illustrated explanations and examples of the concepts being taught, followed by detailed learning activities.

JavaScript Tutorials and Workshops

Introduction to JavaScript

• What Can You Do With JavaScript
• Scripting in JavaScript
• COPYing JavaScript Code
• JavaScript Document Object Model

• List of JavaScript Objects
  along with their Properties, Methods, and EventHandlers

• Change background color of document
• Load a new document
• Rollovers Made Easy
• Show last modified date of document
• Clock
• Status Bar Enhancement - Time spent on page
• Status Bar Enhancement
  Give visitors info about a link before they click

• Back Buttons Made Easy
• Detecting an Appropriate Browser
  
  
• Pop Up Windows
  • PopUp Windows Made Easy
  • Pops Up a Window with an .html document in it
  • Pops Up a Window with a URL in it
  • Pops Up a Window with customized HTML in it
    
    
• Alert Windows
  • Alert Windows
  • Alert Window Showing Time Spent on a Page
    
• Confirm Windows
• Prompt Windows

• onLoad
• onLoad, onUnload
• onMouseover
• onBlur, onMouseOver, onChange
• Passwording a web page
  

• Navigation Made Easier With JavaScript
• Scripting a JavaScript Quiz
• Rotating Banner
• Status Bar Enhancement - Scrolling Banner
• Image Gallery

• Numeric Variables
  • Math Operator
    
    
• String Variables
  • String Operators
  • Converting Strings
    • Converting Strings to Numbers
    • Converting Strings to Numbers
  • Manipulating Strings
    • Finding a Character in a String
    • Extracting a Substring
    • Determining Length of a String
    • Validating Strings
      
      
• Comparing Variables
  • Comparing Variables

• If-Else
• For Loop
• For Loop
• While Loop
• Arrays

• JavaScript Workshop Handout
  [pdf, 15 pages, 579kb]
  
• History of JavaScript
• Why Use JavaScript
• JavaScript vs. Java
• What Can You Do with JavaScript
• Scripting in JavaScrip
• Tools You Need
• Copying JavaScript Code
• Document Object Model (DOM)
• Objects
• Properties
• Methods
• Events
• Event Handlers
• Browser Incompatibilities
• Debugging in JavaScript
• Links to JavaScript Resources on the Web
  
  
• JavaScript Activities Handout
  [pdf, 9 pages, 56kb]
  
• Back Button
• Hover Buttons
• Pull Down Site Navigation
• Changing Background Colors
• Make a Quiz
• Case Study
  
  
• JavaScript Activities Files [zip file]
• JavaScript Class Project Files [zip file]

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