Cookies are small computer files stored in the user’s computer that help us recognize the user. This helps the website to remember information about your visit, such as your preferred language and other settings. It can make your next visit easier and the site more useful to you.

Cookies are essential for the internet to work correctly by providing several advantages for improving interactive services, making website browsing easier. Cookies do not damage hardware, but rather help us to identify and solve errors.

The following information will help you to understand the different types of cookies used:

 _ Session Cookies: these are temporary cookies that are stored in browser cookie file until the user leaves the webpage, leaving no trace on the hard drive. Information obtained via these cookies is used to analyze how users interact with the website. This helps us to improve the web content and experience, making it more user-friendly.

_ Permanent Cookies: These are stored on the hard drive and our website reads them every time the user visits the site. A permanent cookie has an expiry date. The cookie will stop working after that date.

The following is a list of the main cookies used by our website, namely:

_ Strictly necessary cookies are, for example, those that are used for correct website browsing or those that allow services to be used by the user or cookies that are used to ensure that the web page content loads correctly.

_ Third party cookies such as those used on social media networks or for complementary external content.

_ Analytical cookies are used for periodical maintenance to offer the best possible service to the user. The main function is to collect information and report statistical data.


The following table shows how cookies are used on our webpage:

Cookie NAME USE/FURTHER INFORMATION EXPIRES PHPSESSID This cookie is used to establish the session of the user visiting the site. It is a way to identify and manage the state – session variables – for a particular user, and to be able to move that information through our website. Session
Google Analytics _utma MORCHEM supports the use of Google Analytics in this web site, in order to monitor the activity on it. 2 years
_utmb Google Analytics Cookies collect standard log information and data about the habits of visitors anonymously. 30 minutes
_utmc determines whether to establish a new session Session
_utmt It is used to process the request type required by the user Session
_utmz Stores the origin of the visitor and the path followed to access the web 6 months
_utmv It’s used to store data in custom user variables

For more information:

2 years
_ga It is used to distinguish users. 2 years
_gat It is used to distinguish between different tracking objects created during the session. The cookie is created when the JavaScript library is loaded and a previous version of the _gat cookie does not exist. The cookie updates every time data is sent to Google Analytics. 10 min
clips Session
player 1 year
vuid 2 years

Complementary Guarantees – Cookie Management:

As a further complementary guarantee to those previously described, the placing of cookies could be subject to acceptance during the installation or updating of the browser. Such acceptance can be revoked at any time via the content configuration and privacy options available.

Many browsers allow a private mode to be activated through which cookies are always erased after the visit. Depending on each browser, this private mode can have different names. The following is a list of the most common browsers and the different names for “private mode”:

Internet Explorer 8 and above; InPrivate Safari 2 and above: Private Navigation/Browsing

Opera 10.5 and above: Private Navigation/Browsing FireFox 3.5 and above: Private Navigation/Browsing Google Chrome 10 and above: Incognito

Important Note: Please read the Help section of your browser carefully in order to find out more about how to activate “private mode”. Users can visit our website even if their browser is in “private mode”, however the session might not be optimum and some functions may not work correctly.

NOTE: The information offered is dated April/ 2016 and we hereby inform you that with the passage of time it may not be exhaustive, although this cookies policy is periodically reviewed.