use the sliders to adjust color. space bar to clear. drag to draw power save is how slow the program runs: 0=normal(30fps) 25%=<25fps 50%=<20fps, no colorchange of the pen sprite 75%=<15fps, no colorchange of the pen sprite 100%=<10fps, no colorchange of pen sprite presets: 1-red 2-black 3-eraser