There are quite a lot of tags in HTML, and these tags are constantly being jostled about when new versions are released. Below is a current list of all the HTML 4.01-compliant tags. If you want to learn more about any one of these tags, try clicking on it and you'll be whisked away to a tutorial in one of HTML Source's darker corners.
Basic Structure
<!DOCTYPE>
The DTD (Document Type Declaration), this tells your browser which version of HTML you're using. Make sure you use the right DTD, or your page may display incorrectly.
<html>...</html>
Standard opening and closing tags for any HTML page. Enclose everything else in these. Container tag.
<!-- ... -->
A comment — whatever you put here will be skipped over by the browser.
<