This is the first paragraph of this mockup for a design document. Note that the title above this is in bold.
This is the second paragraph. HTML doesn't have to be hard. Adding links is bit harder. If you want to try, look at the HTML in the following paragaph.
Here is a link to the net1.html file in the same directory, the one that contains this file.
To understand the HTML, I'd suggest printing out the version of this that you view in the browser along with printing out the HTML source and then comparing the two.
You can also find tons of quick intros to HTML on the web by searching for pairs such as HTML introduction or HTML primer or HTML FAQ. I used google and found good stuff instantly.