| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide high operability when operated on a normal operation screen other than a help screen while reading a content of the help screen, even when the display of the help screen does not fit in one screen. <P>SOLUTION: When an off-operation for a help key is executed under the condition where other operation element is not operated during an on-operation of the help key, a screen displayed by a display means is switched between two kinds of screen of the help screen and the normal operation screen other than a help screen by a toggle (S56, S58), information of a display condition when displayed just in the near on the display means is stored therein as to the help screen and the normal operation screen respectively (S55, S57), and the screen after switched is displayed by the display means under the condition same to the same kind of screens displayed just in the near, based on the stored information, when switching the screen. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
