visual editor
If you're running the backoffice with microsoft™ internet explorer™, you can use the visual editor to edit/write articles (it is an activex control).
click in the articles list and then in article 65, our learning article.
now, as in fig. 9 of the precedent page, click in 1024x768.
you'll see the article in visual editor like this:



now you can edit or write an article using a toolbar just like if it was a word procossor like microsoft™ word or openoffice. when you finish, click the save button.