World Wide Web
Web Page Navigation    Web navigation  refers to the process of navigating a  network  of  information resources  in the  World Wide Web , which is organized as  hypertext  or  hypermedia . [1]  The  user interface  that is used to do so is called a  web browser . [2]   A central theme in  web design  is the development of a web navigation interface that maximizes  usability .   A website's overall navigational scheme includes several navigational pieces such as global, local, supplemental, and contextual navigation; all of these are vital aspects of the broad topic of web navigation. [3] Hierarchical navigation systems are vital as well since it is the primary navigation system. It allows for the user to navigate within the site using levels alone, which is often seen as restricting and requires additional navigation systems to better structure the website. [4]  The global navigation of a website, as a...