1. Chapter 1 HTML, XHTML, and the World Wide Web

2. HTML & XHTML: What they are
Document-layout and hyperlink specification
HTML was based on SGML (Standard Generalized Markup Language)
XML is a separate markup language based on SGML
HTML is not compliant with XML
XHTML is an offspring of HTML that is compliant with XML

3. HTML and XHTML: What they aren’t
Not word processing tools or programming language
Purpose: Defines structure & appearance
Content versus Appearance

4. Standards and Extensions
HTML standards define the basic syntax and semantics of HTML
Browsers use the standards to build their software
Web Designers use the standards to make sure they are writing effective and correct documents
Nonstandard Extension
Extensions: Pro and Con

5. Tools for the Web Designer
Essentials – Simple editor, and browser
Word Processor or WYSIWYG editor (What you see is what you get)
Browser Software