PURPOSE: An advertisement exposure method for screen partition is provided to overlap an advertising character or an advertising logo by using software. CONSTITUTION: An advertisement program of a client personal computer automatically begins(1.0). Schedule and related files are written in a program of the client PC. A schedule related files are made in the program of a main PC(2.0 or 3.0). The schedule related files are encoded in a USB storage unit(4.0). The USB storage unit is inserted to the client personal computer.