		Introduction
		Outline
		FAQs

	Components

		Overview
		Text
		Graphics
		Audio/Video
		HTML
		Saving as HTML

	Syntax

		Overview
		Tag format
		Nesting tags
		Example
		Case Sensitivity

	Essential Tags

		Overview
		<html>
		<head>
		<title>
		Description
		<body>
		Tag Attributes
		Hands on

	HTML Headings

		<h1> - <h6>
		Hands on

	Text

		Boldfacing
		Italicizing
		Underlining
		Hands on

	Layout

		Line breaks
		Paragraphs
		Centering
		Indenting
		Horizontal rules
		Comments
		Hands On

	Links & Images

		Links to pages
		Links for e-mail
		Links to images
		Hands on

	Publishing

		Steps
		Hands on

	Also See

		HTML Intermediate
		HTML Resources

Nesting Tags

HTML tags should be "nested" in a proper order, meaning that the tag opened most recently is always the next tag to close. In the following example, the HTML code is nested correctly, and we've drawn lines to connect opening and closing tags:

The following HTML code sample contains two nesting errors. Can you identify them?

<body> <center><i><h3>This text will be a centered, italicized heading (size 3) </i></h3> <b>This text will be centered and boldfaced</b> </body> </center>

NIS | OIT | Boston University | January 9, 2007