When u cut the brown wire u cant make them go up and down with the button the same way anymore. press the button so it in the locked position then flip the headlights on all the way then turn them off. then they will stay up. to go down u press the button again, or to make it sleepy you press it then press it again when they go down to the point you want. this should help you out...
DIY - Sleepy Eye mod - 240sx s13 Tutorial (HD) - YouTube