Add the CardioLog tracking code to the core.js/init.js files or master pages which reside on your web front ends:
- Go to General Administration > System Configuration > SharePoint Configuration Wizard
- Click Next
- In step 2, enter the name of the WFE and click next.
- Repeat the above for each WFE.
OR install the "CardioLog Analytics" SharePoint feature and it will add the tracking code automatically to all your SharePoint front ends. See installation instructions here - http://support.intlock.com/entries/20122283-deploying-the-cardiolog-tracking-code-through-a-sharepoint-solution.