Comments can start with <!-- and end with -->. Comments can be inserted anywhere in the html code. Any text entered between the comment blocks will not show on the html page. Comments can be seen by viewing the source code of the html file.

 Sample Comment Code
 <!--  Type comments between these blocks -->

Moving text in html can be added in the Marquee tags. Following is an example of adding a moving text in html.

<marquee>This text will move </marquee>

Meta tags have many properties. The most common ones are author, robots, description, and keywords.  Meta tags should be added in the head section of your html page.

Author
The Author property contains the name of the author of the page.

How to make a Html file?
Html file can be made using FrontPage or Dreamweaver. If you do not have any of these softwares, you can use notepad to make a html file. Open Notepad, write Html code in it and click file, then save as. In the filename field enter "anyname.html" in quotes and save.

Lists can be added in html programming by using the following source code

Ordered List
<ol>  <!-- starting -->
         <li> first  </li>
         <li> second  </li>
</ol>  <!-- end list -->