Chapter 6
Coding the Document Object Model
IN THIS CHAPTER
Understanding objects
Messing with object properties and methods
Taking a deep dive into the Document Object Model
Figuring out events
I’ve talked a lot of JavaScript over the past few chapters, but in a very real sense all that has been just the programming equivalent of noshing on a few appetizers. Now it’s time to sit down for the main course: programming the Document Object Model.
In this chapter, you explore the fascinating world of the Document Object Model. You learn lots of powerful coding techniques that enable you to make your web pages do almost anything you want them to do. You learn, too, that this is where web coding becomes fun and maybe just a little addictive (in a good way, I promise).
Getting Familiar with Objects
To write truly useful scripts, you have to do what JavaScript was designed to do from the start: Manipulate the web page that it’s displaying. That’s what JavaScript is all about, and that manipulation can come in many different forms:
- Add text and HTML attributes to an element.
- Modify a ...
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