This feature is part of ClickTale's Privacy Policy

Website visitors can now play an active role in making the web a better place.
With ClickTale, visitors influence website design and usability through their actions.
Your browsing sessions are translated into information that helps website designers
make websites easier to use and simpler to navigate.

A separate cookie is used to enable or disable ClickTale on each of your web browsers.

For more information, visit our main site.