We concentrate on the language itself here, with the minimum of environment-specific notes.
Browser: Document, Events, Interfaces
Learning how to manage the browser page: add elements, manipulate their size and position, dynamically create interfaces and interact with the visitor.
List of extra topics that assume you've covered the first two parts of tutorial. There is no clear hierarchy here, you can read articles in the order you want.
<code>tag, for several lines – wrap them in
<pre>tag, for more than 10 lines – use a sandbox (plnkr, jsbin, codepen…)