We use third-party advertising companies to serve ads when you visit our website. These companies may use information (not linked to any information that is personally identifiable) about your visits to our website and other websites in order to provide advertisements about goods and services of interest to you.- Google uses a so called DART cookie that enables the serving of ads to users based on their visit to our sites and other sites on the Internet.- Users may opt out of the use of the DART cookie by visiting the Google ad and content network privacy policy at http://www.google.com/privacy_ads.html