1. Web Terminology Intro to Web

2. North Lake College 2 by Sean Griffin HTML vs. XHTML HTML: Hypertext Markup Language XHTML: eXtensible Hypertext Markup Language Replaced HTML as a standard for web pages Has very similar coding rules as HTML Our code examples will be in XHTML

3. North Lake College 3 by Sean Griffin HTML vs. XHTML (Differences) HTMLXHTML Elements & attribute names in lowercase Attributes in quotes Nonempty elements must have closing tags not valid valid Empty tags must have a space then / ending the tag

4. North Lake College 4 by Sean Griffin Sample XHTML Code

5. North Lake College 5 by Sean Griffin File-Naming Conventions No spaces No special characters Use lowercase letters

6. North Lake College 6 by Sean Griffin File Name Extensions

7. North Lake College 7 by Sean Griffin Cascading Style Sheets (CSS) A text based file Commonly used to format a web pages Ex: Fonts, Borders, positioning elements Formatting saved in a.css file Benefits: changes can be made in one file that affect entire websites.

8. North Lake College 8 by Sean Griffin eXtensible Markup Language (XML) Commonly used as a tag set enclosing data Source: Wikipedia.com

9. North Lake College 9 by Sean Griffin Demystifying DHTML Mix of XHMTL, JavaScript, CSS, and DOM (Document Object Model) Uses: Animation Drag & drop Rollover buttons

10. North Lake College 10 by Sean Griffin JavaScript Is not like Java It extends the functionality of XHTML Uses: Rollovers Closing Browser Windows Browser Sniffing

11. North Lake College 11 by Sean Griffin Web Applications Web sites that deliver dynamic data or are data driven Ex: Amazon.com, eBay.com Web apps commonly connect to databases