| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a display device that enables a user to flexibly and easily operate functions of enlarging and reducing an image of a map etc., as the user intends. <P>SOLUTION: The display device includes a screen 9b where an image is displayed, a contact detecting means capable of a plurality of touches on the screen 9b, and a display control means of enlarging or reducing an image and displaying when the position relation among a plurality of touch points changes. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
