]> The GUI Vocabulary RDF Schema for the semantic description of Graphical User Interfaces to help improve accessibility. Graphics type the class of graphics types, including everything in SVG. Interactive graphics the total range of interactive graphical resources possible to include: breadcrumb, button, drag, help, menu, search, sound, style-control, tab, table of contents, tools, Xforms. Must contain at least one button. Design graphics the total range of non-interactive graphical resources possible to include: animation, cartoon, chart, clip-art, comic, decoration, diagram, icon, illustration, index, label, logo, map, painting, photograph, pictogram, sign, symbol, trademark. Scalar graphics the total range of graphical resources whose change is used as a means to measure, such as dial, bar, graph. Breadcrumb a breadcrumb trail is a list of links describing the location of the current web page. Button the unit or primitive of interactive graphic, such as a link, declarative animation or script. Drag any graphic whose location relative to others may be changed, by dragging. Menu bar buttons arranged as a menu bar or area. Radio button usually a circle with 2 positions, on or off. Search an alternative means to find resources, alphabetical... Sound a graphic that plays a sound Style control buttons used to change the style of a graphic. Tab a button attached to a page of content, frquently used in a row as in an address book Table of contents a list of linked topics that are a table of contents for a reference work. Tools a container for controls that altering the appearance of the GUI. Diagram is the model of an idea being structured. Albarn (1977) pg7 Icon an icon denotes its object by virtue of its own likeness or resemblance to that object, on the basis of some quality or characteristic inherent in the icon itself. Pierce(1931) pg173. Label a text alternative for a graphic, aka: alt tag, or title. Symbol denotes its object by convention alone. Pierce(1931) pg173. Trademark a trademark or logo.