1. Getting Acquainted with JavaScript

In This Chapter

What JavaScript Is

JavaScript Isn’t Java

Where JavaScript Came From

What JavaScript Can Do

What JavaScript Can’t Do

JavaScript and More

The Snap-Together Language

Handling Events

Values and Variables

Writing JavaScript-Friendly HTML

What Tools to Use?

For website creators, the evolution of HTML has been a mixed blessing. In the early days of the World Wide Web, HTML was fairly simple, and it was easy to learn everything you needed to put together webpages.

As the web grew, page designers wanted their pages to interact with users, and it soon became obvious that HTML was insufficient to handle the demand. Netscape invented JavaScript as a way to control the browser and add visual interest ...

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