A server unit includes a browsing request receiving device that receives a browsing request for a piece of content including one or multiple pages from a display unit; a user discriminating device that discriminates a user of the display unit issuing the browsing request; a delivery information generating device that generates a piece of delivery information by adding a piece of scenario information for each model representing a transition of a display range within each page of the content to which the browsing request is issued from the display unit, when an identical user discriminated by the user discriminating device has multiple display units of different models, the delivery information generating device generating the delivery information the content of which has added thereto multiple pieces of scenario information; and a delivery device that delivers the delivery information.