To make this site work properly, we sometimes place small data files called cookies on your device. Most big websites do this too.

What are cookies?

A cookie is a small text file that a website saves on your computer or mobile device when you visit the site. It enables the website to remember your actions and preferences (such as login, language, font size and other display preferences) over a period of time, so you don’t have to keep re-entering them whenever you come back to the site or browse from one page to another.

How do we use cookies?

This website uses cookies to manage your session on the site for a better browsing experience. These cookies do not contain any private or personally-identifiable information. Cookies that we set are as follows:

Cookie Name

Cookie Function

Cookie Duration

Randomly-numbered cookie
  • Used to manage your session on the website
  • Expires after session ends, whichever cookie option you select
  • Used to record your cookie setting preference
  • If you click 'Reject Cookies', this cookie expires expires after your session ends. You will be asked for your cookie preference again the next time you visit the site because we have no way to record your cookie preference.
  • If you click 'Accept Cookies', this cookie expires after 1 year. You will not be asked for your cookie preference on this site until the cookie expires.


How to control cookies

You can control and/or delete cookies as you wish – for details, see You can delete all cookies that are already on your computer and you can set most browsers to prevent them from being placed. If you do this, however, you may have to manually adjust some preferences every time you visit a site and some services and functionalities may not work.