PURPOSE: To improve the operability of an information processor by detecting an input to a non-display area and switching a multiwindow display.
CONSTITUTION: The multiwindow display control system 7 which displays plural operation windows on one screen in an overlap state one over another is provided with a window area storage part 8 which 4 stores the display area of the window in operation, a non-display area storage part 9 which stores a non-display area in the window in operation that other windows overlap with, a non-display area input part 10 which detects the input of information to the non-display area, and a window switching part 11 which switches the non-display area in the window in operation to a display area according to the detection result of the non-display area input detection part 10.
Yoshiyuki Nakayama
Hiromi Nakajima
日立西部ソフトウエア株式会社