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COOKIES POLICY & are specialist Audio Visual web sites wholly owned and run by Open Book International Ltd.


This guide describes the nature and use of Cookies on this website.

Please note that this is our initial policy as the first stage towards achieving privacy compliance for all visitors to our site in accordance with the EU e-Privacy Directive and the General Data Protection Regulations

A cookie is a small data file (which often includes a unique identifier) that is sent to a user's computer or mobile phone from a website and is then stored on the hard drive of a device. Each website can send its own cookie to your browser if your browser's preferences permit them.

Cookies cannot be executed as code or used to deliver a virus. Other servers cannot read them, and personal information cannot be gathered from them.

Visiting this website with your browser settings adjusted to accept cookies will permit the use of cookies as described in this notice.

If you are not happy with this policy of 'implied consent', then you should either not use our site, delete the cookies having visited the site, or use a browser with an anonymous or private usage setting.

Internet browsers allow users to manage cookies. You can set your devices to accept all cookies, to let you know when a cookie has been set, or not to receive cookies.

Each Internet browser works differently, so we recommend that you use the 'Help' menu in your browser to find out how to change your cookie preferences. To find out how to do this on the browser of your 'smart phone' or tablet you should refer to the manufacturer's manual.

You can learn more about Cookies including how to manage and delete Cookies from your computer at as well as comprehensive information about a wide variety of browsers.


Functional Cookies:

BIGipServerTethys : This is set when you move from one page to another page in the site. The cookies is classed as "strictly necessary" for the functioning of the site, and as such is exempt from the normal requirement of user consent for the use of cookies. This cookie does not store personally identifiable information, and (as "session cookie") is deleted when you close your browser session

Google Analytics:

__utma : This cookie is used to determine unique visitors to the site and it is updated with each page view to record the number of times a visitor has been a web site.
__utmb : This cookie is used to determine visitor session times on our sites. Each time you visit a new page on the site the cookie is set to expire within 30 minutes, if it does not find an existing cookie, a new one is created.
__utmc : This cookie is no longer used by the ga.js tracking code to determine session status. For backwards compatibility purposes with sites still using the urchin.js tracking code, this cookie will continue to be written and will expire when the user exits the browser.
_utmt : Used to throttle request rate
__utmz : This cookie records where you visited the site from; whether via a direct method, a referring link, a website search, or a campaign such as an ad or an email link. Also which search engine you used, what link you clicked on, what keyword you used, and where in the world you are accessing from. It is used to calculate search engine traffic, ad campaigns and page navigation within a site. The cookie is updated with each page view to the site.

We use Analytics cookies to collect and store information about what pages people visit, how long they are on the site, how they got there, and what they click on. This information helps us make to that sure our site are meeting both customer and visitor needs, and to find out how we could improve them.

Analytics cookies do not collect or store users' personal information (for example, names or addresses) so this information cannot be used to identify individuals.

A full explanation of Cookies and Google Analytics can be found here.

Google Maps:

Google sets a number of cookies on any page that includes a Google Map. While we have no control over the cookies set by Google, they include a mixture of pieces of information to measure the number and behaviour of Google Maps users.


BatchGeo sets a number of cookies on our 'Installation Overiew' page that features an interactive map of our installations.. While we have no control over the cookies set by BatchGeo, they include a mixture of pieces of information to measure the number and behaviour of BatchGeo users.

Social Networking:

Cookies of this type are the sharing buttons which allow visitors to share content onto social networks, or link to their business profile on the social network. Cookies are currently set on our site by Facebook and Google+. In order to implement these buttons, and connect them to the relevant social networks and external sites, there are scripts from domains outside of our website. You should be aware that these sites are likely to be collecting information about what you are doing on the internet, including on the website you have linked from.


The videos that we use on our website are hosted on YouTube or Vimeo. These sites place cookies on your computer to control the playback of video. They may use both session cookies and persistent cookies to better understand how you interact with their services and to monitor their usage.

You should check the Cookie & Privacy policies of each of these sites to check how they use your information and to find information on out how to opt out, or delete these cookies.

Third Party Links:

Our website may have links to third party websites. These websites should have their own Cookie & Privacy policies which you should check. We do not accept any responsibility or liability for their policies whatsoever as these sites are out of our control.

Created 25/05/2012
Last updated 21/05/2018 Version 1.3
Questions, comments and requests regarding this cookies policy are welcomed and should be made using our Contact Form.
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