Cookies Policy

This Cookie Policy outlines our policy concerning the use of cookies on We may update this Policy from time to time to reflect any changes in technology or law. This website uses cookies, by continuing to use this website we assume you agree to their use. 

What are cookies
Cookies are small text files sent from a website and stored in the user’s web browser while user is browsing a website. When users visit the same website again, the browser sends cookies back to the website allowing the website to recognise the user and remember things  such as personal preferences. For more information about how to manage or disable cookies see

There are different types of cookies: 

Session Cookies 
Session cookies are temporary cookie files, which are erased when you close your browser. The next time you visit that site it will not recognise you and will treat you as a completely new visitor as there is nothing in your browser to let the site know that you have visited before. (

Persistent Cookies
These remain on your hard drive until you erase them or they expire. How long a cookie remains on your browser depends on how long the visited website has programmed the cookie to last. ( This website uses persistent cookies when we need to:

  • manage return visits
  • remember preferences and settings
  • remember when you have voted in a Poll so that you don’t need to do this more than once during your visit

First Party Cookies
These are set by the website that you are visiting.

Third Party Cookies
Third party cookies are not set by the website that you are visiting, instead they are set by another organisation (third party) for example Facebook, Flickr, Google Analytics or YouTube. We do not control the use of these cookies and cannot access them due to the way that cookies work, as cookies can only be accessed by the party who originally set them. For more information on these cookies, you should check the relevant third party website. Third party advertising cookies are used to deliver targeted advertising that is more relevant to you and your preferences. These cookies are also used to limit the number of times you see an advertisement as well as to help measure the effectiveness of the advertising campaign. These may also have the capability to track your browsing across different sites. This website doesn’t use Google Adsense or Doublclick.

Flash cookies 
If you have Adobe Flash installed on your computer, small files may be stored on your computer by websites that contain Flash media, such as video clips. You can control Flash cookies. Adobe's website offers tools to control Flash cookies on your computer ( and users of the Firefox browser can also get an add-on to detect and delete Flash cookies. (

Cookies used on our website: 

Purpose Cookie Name
Setting for preference on draggable tables Drupal.tableDrag.showWeight
Setting if the toolbar is collapsed by default Drupal.toolbar.collapsed
Google Analytics, keeps track of when a visitor’s first visit was and when their last visit occurred.  __utma
Google Analytics, records when a visitor enters a site __utmb
Google Analytics, records when a visitor leaves the site __utmc (retained 6 months)

Google Analytics, records where a visitor came from, search engine used, links clicked on, keyword used, location of visitor 

__utmz  (retained 30 minutes)
To remember if you’ve agreed with cookie terms cookie-agreed-en
The page you’ve first visited our site hsfirstvisit
If you have Javascript enabled has_js These cookies are used to store information about how visitors use our site and to gather requests from the forms on our website. We use the information to compile reports and to help us improve our site.  __ptca, __ptcz, __pti_8LuYZb, __ptv_8LuYZb,  __hssc, __hssrc, __hstc, __ptcc, ptcs,  Records unique user visits   hubspotutk 

Disabling Cookies
Note that if you choose to disable cookies, you may not receive all of the features or functions from our website.