To Enjoy this site and to create an account, you need to have cookies enabled - see the section on Managing cookies . If you don't wish to enable cookies, you'll still be able to browse the site and use it for research purposes. Most web browsers have cookies enabled, but see Managing cookies for help to turn them on should you need to.
Please note that cookies can't harm your computer. We don't store personally identifiable information such as usernames or emails in cookies we create, but we do use encrypted information gathered from them to help improve your experience of the site. For example, they help us to identify and resolve errors, or to determine relevant related news to show you when you're browsing.
We're giving you this information as part of our initiative to comply with recent legislation, and to make sure we're honest and clear about your privacy when using our website. We know you'd expect nothing less from us, and please be assured that we're working on a number of other privacy and cookie-related improvements to the website.
Text for Managing Cookies links –
To enable cookies
If you're not sure of the type and version of web browser you use to access the Internet:
For PCs: click on 'Help' at the top of your browser window and select the 'About' option
For Macs: with the browser window open, click on the Apple menu and select the 'About' option
How to check cookies are enabled for PCs
Click on 'Tools' at the top of your browser window and select Options.
Click the 'Under the Hood' tab, locate the 'Privacy' section, and select the 'Content settings' button
Now select 'Allow local data to be set'
Microsoft Internet Explorer 6.0, 7.0, 8.0
Click on 'Tools' at the top of your browser window and select 'Internet options' , then click on the 'Privacy' tab
Ensure that your Privacy level is set to Medium or below, which will enable cookies in your browser
Settings above Medium will disable cookies
Click on 'Tools' at the top of your browser window and select Options
Then select the Privacy icon
Click on Cookies, then select 'allow sites to set cookies'
Click on the Cog icon at the top of your browser window and select the 'Preferences' option
Click on 'Security', check the option that says 'Block third-party and advertising cookies'
How to check cookies are enabled for Macs
Safari on OSX
Click on 'Safari' at the top of your browser window and select the 'Preferences' option
Click on 'Security' then 'Accept cookies'
Select the 'Only from site you navigate to'
Mozilla and Netscape on OSX
Click on 'Mozilla' or 'Netscape' at the top of your browser window and select the 'Preferences' option
Scroll down until you see cookies under 'Privacy & Security'
Select 'Enable cookies for the originating web site only'
Click on 'Menu' at the top of your browser window and select 'Settings'
Then select 'Preferences', select the 'Advanced' tab
Then select 'Accept cookies' option
All other browsers
Please consult your documentation or online help files.
If you'd like to learn more about cookies in general and how to manage them, visit aboutcookies.org (opens in a new window).
If you'd like to opt out of cookies, please go to the Network Advertising Initiative website (opens in a new window).
Please note that we're not responsible for the content of external websites