What are Cookies?
Cookies are small files which are stored on your computer. They are designed to hold a small amount of data specific to a particular client and website, and can be accessed either by the web server or the client computer. Cookies allow the server to deliver a page tailored to your preferences, or allow a page to ‘remember’ information given previously when you return to a website.
Our cookies aren’t used to identify you personally. They’re just here to make the site work better for you. Indeed, you can manage and/or delete these small files as you wish. See below.
utma, utmb, utmc, utmz cookies - These are used by Google Analytics, a web analytics service provided by Google, Inc. These cookies evaluate your use of the site and compile reports for us on activity on the site. They don't identify you personally. The utmc cookie is removed when you close your browser.
For more information on the cookies set by Google Analytics please go to: http://code.google.com/apis/analytics/docs/concepts/gaConceptsCookies.html.
Google has also created their own opt-out plugin which you can get from: http://tools.google.com/dlpage/gaoptout.
How to control cookies in your browser
Most internet browsers accept cookies automatically, but you can change the settings of your browser to erase cookies or prevent automatic acceptance if you prefer.
These links explain how you can control cookies via your browser - remember that if you turn off cookies in your browser then these settings apply to all websites not just this one:
Internet Explorer http://windows.microsoft.com/en-GB/windows7/How-to-manage-cookies-in-Internet-Explorer-9
Firefox: http://support.mozilla.org/en-US/kb/Blocking cookies?s=cookie+setting&r=2&e=es&as=s