First of all, you have to enable the "whos online feature".
Location: Control Panel>Page Editor>Common Settings>Activate "Who's online" feature. After you've done that you need to ceate an informer.
Location: Control Panel>Informers>Create informer.
1. Informer name: Give a name to your informer.
2. Section: Users who have visited the site for the current day.
3. Create.
4. Refresh your page in case the new informer doesnt appear.
5. Copy the code of your informer (its embed box on the right) and paste it where you'd like it to appear.
