<p>A monitor server apparatus 102 in accordance with the present invention includes: a UI presenting means 304 for presenting a UI for displaying information and for receiving an input; a display data generating means 303 for generating display data to be displayed on the UI; an item list receiving means 301 for receiving a list of items listed each of which is described as metadata; an item list storing means 302 for storing the item list; an input key receiving means 305 for receiving a key input; and an identification information transmitting means 306 for transmitting identification information making it possible to identify each of the items included in the item list uniquely.</p>
