By using this website you accept the collection, processing and use of data according to the following description. As a matter of principle, our website can be visited without registration. During your visit, data like pages visited, respectively names of the files downloaded, date and time are saved for statistical purposes on the server, without relating this data to your person. Personal data, especially name, address or e-mail address are collected on a voluntary basis. Without your authorisation, your data will not be transferred to third parties.