Disclosed are a method for displaying a program execution window based on a user's location and a computer system that embodies the method, wherein a window of a selected and executed program is displayed on a selected local zone of a displaying screen. The computer system includes a microprocessor, a system memory, and a program storage device storing therein a program-window-displayed-location control program and application programs that can be selected and executed by a user. When the microprocessor executes the control program, the control program detects if any one of the application programs is selected by the user and uses a user location identification device to determine which one of a plurality of local zones that constitute the displaying screen that the user is located on. Then, a window of the execution of the selected application programs is displayed on the one of the local zones of the displaying screen.