The author is anxious to follow the copyrights of the used pictures, graphics, sound documents, videosequences and texts in all publications, to use provided pictures, graphics, sound documents, videosequences and texts from himself or to fall back on graphics free of licence, sound documents, videosequences and texts. Everything within the Internet offer called and if necessary by third to protected brand names and trade mark are defeated without limitation by the regulations of the in each case valid sign right and the possession rights of the respective registered owners. Only on account of the bare naming the end is not to be pulled that brand names are not protected by right third! The copyright for published, from the author provided objects remains only with the author of the sides. A duplication or use of such graphics, sound documents, videosequences and texts in other electronic or printed publications is not permitted without explicit approval of the author.