A multipurpose advertisement board comprising: a window; a vertical film comprising multiple film strips connected in series; a first image expression device comprising an operating unit rotatably connected to a vertical winding roller in upper and lower portions of the frame that vertically move the vertical film to display the multiple film strips in order; a horizontal film comprising multiple film strips connected in series; a second image expression device installed on the window frame, wherein the second image expression device comprises an operation unit rotatably connected to a horizontal winding roller installed in left and right portions of the window frame to rotate or release the horizontal film, thereby horizontally moving the horizontal film so that the multiple film strips of the horizontal film overlap with the film strips of the vertical film to make a combined image.