| 摘要 |
<p>Provided is a control device (20) for controlling display of a display de vice (10) for displaying a plurality of windows (14) while superimposing the m on one another. The control device includes: a detection unit (24) for det ecting when a content to be displayed by at least one of the windows has bee n updated; and an update reporting unit (26) for displaying an update report (18) containing information for identifying the window whose display conten t has been updated to an update reporting window (16) arranged commonly for the windows upon detection of the update of the display content by the detec tion unit. Thus, update of the content to be displayed is clearly reported t o a user.</p> |
