If you are a web designer, you know how much time, energy and money it takes to create a unique and professional Web Page, you also know how easy it is for the visitors to copy your working achievement and reuse it in their Web Page. That is called web site plagiarism. Today, web site plagiarism is something common. This applies not only to HTML or Javascript code, but also to everything else within a web page, for instance, text, links, graphics