This presents challenges to trademark rights, which are generally governed by local laws that vary from jurisdiction to jurisdiction. Domain Names Web site domain names can be important business identifiers, and often incorporate key trademarks. In most cases, pre-existing trade name or trademark rights have prevailed over domain name registrations. Linking and Framing Hypertext links are fundamental to the operation of the Web, and the central feature of its user interface. Links may be text only, or may include icons, images and sounds.
Many sites encourage and welcome linking.
This may cause the user to navigate the target site in a different way than the site owner intended. Deep links may also deprive the target site's owner of advertising revenue determined by the number of visits to its home page. Framing is a technique that divides a computer screen into multiple windows, each of which can display content from the same or different web sites. Framing permits a web site to create a frame of advertising or other information around windows displaying content from other web sites. This type of framing can result in the seamless integration of two or more web sites, which to the user appear to originate from a single source.