| 摘要 |
<P>PROBLEM TO BE SOLVED: To respectively simplify and shorten operation and time needed for displaying desired content, and to secure reliability. <P>SOLUTION: In a menu display mode, an active display region 441 and non-active display region 442, which are arranged in a lateral direction, are set in a display screen 44, and the positional relationship of the regions 441 and 442 are replaced for every input of alteration request of display modes. Also, in the menu display mode, active button images 2b1, displayed in the active display region 441 and permitting selection, and non-active button images 2b2, displayed in the non-active display region 442 and forbidding selection, are set for every replacement of regions as menu button images for displaying content. Furthermore, in the menu display mode, the display position of a warning image 2d displayed upon condition formation of warning to be emitted is set in a position superposed on the active button images 2b1 in the active display region 441. <P>COPYRIGHT: (C)2012,JPO&INPIT |
