anchor.diff:  +
   The following parameters are mandatory :
   +
  -* `username`: it's your github username,
  -* `repositoryName`: it's the name of your fork, `hubpress.io` if you did not rename it.
  -. Commit and open your website `http://<username>.github.io/<repositoryName>/`. 
  +* `username`, which is your GitHub user name,
  +* `repositoryName`, which is the repository fork. For example, `hubpress.io` if you did not rename it.
  +. Commit the changes, and open the GitHub Pages domain:  `http://<username>.github.io/<repositoryName>/`. 
   . The following screen indicates you have correctly configured HubPress
   +
   image:http://hubpress.io/img/home-install.png[Install complete,300]
   
  -==== Use a Custom Domain
  +==== Use a Custom Domain or GitHub Page Domain Already In Use
   
  -If you want your blog to be available on a custom domain, some extra configuration is required.
  +If you want your blog to be available on a custom domain, or you are already using your GitHub Pages domain to host another project, some extra configuration is required.
   
   . In the repository settings, set the default branch to `gh-pages` :
   +
  
positive.code: 
  ==== Use the github.io domain
  
  Only a few steps are required to get HubPress deployed and ready for use.
  
  .Custom Domain
  [NOTE]
  If you have a custom domain name, skip to the next procedure for instructions. 
  
  . Set values in `hubpress/config.json`
  +
  
negative.code: +
  . Set the required values in `hubpress/config.json
  +
  image:http://hubpress.io/img/edit-config.png[Edit config]
  +
  The following parameters are mandatory :
  +
  * `username`, which is your GitHub user name,
  * `repositoryName`, which is the repository fork. For example, `hubpress.io` if you did not rename it.
  . Commit the changes, and open the GitHub Pages domain:  `http://<username>.github.io/<repositoryName>/`. 
  . The following screen indicates you have correctly configured HubPress
  +
  image:http://hubpress.io/img/home-install.png[Install complete,300]
  
  === Usage
  