To enable this service to function, we sometimes place small data files on your computer. These are known as cookies.
To learn more about cookies and how to manage them, visit allaboutcookies.org. Or please read on to find out more about how and where we use cookies.
This service uses essential cookies in some places – we've listed each of them explicitly in a table below with more details about why we use them and how long they will last.
These essential cookies are used for site navigation and session management, and this service may not function correctly without them.
| Cookie name | Purpose | Expiry |
|---|---|---|
| consultation_id | Associates answers with a response to an activity. One cookie per activity. Cleared when the user submits their response. | 48 hours after the last page submission |
| tr_embed_auto_load | Stores the user's preference for automatically loading embedded content. | End of the session |
| server_id | Used for load balancing | End of the session |
| session | Used for protection against cross site request forgery attacks | 48 hours after the last page submission |
This service may use non-essential cookies in some places. These non-essential cookies are not required to make the service function correctly. If any non-essential cookies are used in this service, you will find them listed below.
We use Google Analytics to understand how you use our website. Google Analytics stores information about:
It doesn't collect or store your personal information (such as your name or address) so this information can't be used to identify who you are.
| Name | Description | Expires |
|---|---|---|
| _utma | Randomly generated number | 2 years |
| _utmb | Randomly generated number | 30 minutes |
| _utmc | Randomly generated number | When you close the browser |
| _utmx | Randomly generated number | 2 years |
| _utmxx | Randomly generated number | 2 years |
| _utmz | Randomly generated number and information on how the site was reached (for example directly, or by a link or search) | 6 months |
You can opt out of Google Analytics tracking by downloading their browser add-on.