| 摘要 |
PROBLEM TO BE SOLVED: To send and receive a message through an image, to display whether or not there is a message in an image, to improve a user interface, to display a symbol for a return message in an image, and to easily grasp the state of a reply to one message. SOLUTION: A message sender specifies a place in an image and writes a message. A symbol 5 indicating that there is the message at the place in the specified image is displayed. A message recipient moves a pointer to nearby the symbol 5, performs specific operation for receiving the message, and reads the message out. The message recipient is able to reply. |
