When a web page is loaded, the browser creates a Document Object Model of the page.
The HTML DOM model is constructed as a tree of Objects:
To do so, you have to find the elements first. There are a couple of ways to do this:
The easiest way to find HTML elements in the DOM, is by using the element id.
This example finds the element with id="intro":
If the element is found, the method will return the element as an object (in x).
If the element is not found, x will contain null.
This example finds the element with id="main", and then finds all <p> elements inside "main":
|Finding elements by class name does not work in Internet Explorer 5,6,7, and 8.|
In the next chapters of this tutorial you will learn:
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