EntityQ849450· pop 32· linked from 266 articlestabSign in to saveuser interface component that allows multiple documents to be contained within a single windowConnectionswindowEntitygraphical widgetEntityPCMagEntityribbonEntityGosling EmacsEntityEsperantoEntityYouTubeConceptInternational Standard Book NumberEntityWebsiteConceptQ698EntityWiktionaryEntityweb browserEntityWayback MachineEntityanxietyEntitydigital object identifierEntityInternational Standard Serial NumberEntityInternet ExplorerEntityhyperlinkEntityQ41242EntitydocumentEntityCategoriesDocument interfaceGraphical control elementsGraphical user interface elements