<Table> <Tr> <Td> </Td> <Td> This article's tone or style may not reflect the encyclopedic tone used on Wikipedia . See Wikipedia's guide to writing better articles for suggestions . (August 2016) (Learn how and when to remove this template message) </Td> </Tr> </Table> <Tr> <Td> </Td> <Td> This article's tone or style may not reflect the encyclopedic tone used on Wikipedia . See Wikipedia's guide to writing better articles for suggestions . (August 2016) (Learn how and when to remove this template message) </Td> </Tr> <P> In interface design, a tabbed document interface (TDI) or Tab is a graphical control element that allows multiple documents or panels to be contained within a single window, using tabs as a navigational widget for switching between sets of documents . It is an interface style most commonly associated with web browsers, web applications, text editors, and preference panes . </P> <P> GUI tabs are modeled after traditional card tabs inserted in paper files or card indexes (in keeping with the desktop metaphor). </P>

What is a tab on a web page