Our Web site uses cookies to distinguish you from other users of our Web site. This helps us provide you with a good experience when you browse our Web site and also allows us to further improve our site. This cookie policy provides you with information about the cookies we use and the purposes for using them. To review the privacy policy that apply to users of, please consult our Privacy Policy. For any further information about this policy, please contact pdj(at)


What is a cookie?

To improve your experience, cookies are used to remember your preferences and to collect statistics to further improve the website. A cookie is a small file of letters and numbers that we store on your browser or the hard drive of your device (computer, mobile device). Unless you have adjusted your browser setting so that it will refuse cookies, our system will issue cookies as soon as you visit our site. The cookies on our site are enabled by default and if you decline our cookies you may not be able to use some of our online features.There are different sorts of cookies:

First and third-party cookies: whether a cookie is ‘first’ or ‘third’ party refers to the domain placing the cookie. First-party cookies are those set by our Web site ( cookies are cookies that are set by a domain other than that If a user visits our Web site and another entity sets a cookie through that Web site, this would be a third-party cookie.

Persistent cookies: these cookies remain on the user’s device for the period of time specified in the cookie. They are activated each time the user visits the Web site that created that particular cookie.
Session cookies: these cookies allow Web site operators to link the actions of a user during a browser session. A browser session starts when a user opens the browser window and finishes when they close the browser window.

Session cookies are created temporarily. Once you close the browser, all session cookies are deleted.

For more information about cookies:,, or


How to delete and block our cookies

You can block cookies by activating the setting on your browser that allows you to refuse the setting of all or some cookies. However, if you use your browser settings to block all cookies (including essential cookies), you may not be able to access all or parts of our site. Unless you have adjusted your browser setting so that it will refuse cookies, our system will issue cookies as soon as you visit our site.

To modify or delete any of these cookies, please go to your web browser settings. These settings are usually found in the ‘options’ or ‘preferences’ menu of your internet browser. In order to understand these settings, the following links may be helpful. Otherwise you should use the ‘Help’ option in your internet browser for more details. More information can be found on how to do this for all major web browsers at


Your consent

By continuing to use our Web site, you are agreeing to cookies being placed on your computer in order to analyse the way you use our Web site. Please read this cookie policy carefully for more details about the information we collect when you use this site.

If you do not wish to accept cookies in connection with your use of this Web site, you must stop using our site.
If you wish to withdraw your consent at any time, you will need to delete your cookies using your internet browser settings.


Which cookies do we use and why?

This chapter explains the cookies we use on this Web site and why we use them.
Some of the cookies we use are essential for the site to function properly, such as your choice of language. These are session cookies, they are stored only for the time of your visit of the Website and then are deleted within 24 hours after your session terminated. We also use performance cookies which collect information about how you use our Web site – e.g. which pages you visit. These cookies do not collect any information that could identify you and are only used to help us improve how our Web site works, understand what interests our users have and measure how effective our content is. We use performance cookies for the sole purpose of : Web analytics, i.e. provide anonymous statistics on how our Web site is used. These performance cookies are permanent cookies, stored for a limited term of 24 hours after which they are deleted. There are no third-party cookies on this Web site.