The site doesn't seem to be displaying properly. What can I do about that?

These courses work best with the latest browser versions of Internet Explorer, Firefox, Google Chrome, Safari, and Opera. If you are running an older version of one of these browsers, the site may not function properly, and you should upgrade to a new version of the browser you’re using.

You can upgrade your browser here.

Note: We do not recommend Internet Explorer or Safari. We've had a frequent number of reports concerning these browsers not displaying some content correctly in the courses. We recommend the latest version of Firefox or Google Chrome for taking these courses.