program {
        name, "seeker-start";
	signal, "mouse,down,1";
	source, "seeker_grabber";
	action, SIGNAL_EMIT "SEEKER_START" "";
      }
      program {
        name, "seeker-update";
	signal, "mouse,move";
	source, "seeker_grabber";
	action, SIGNAL_EMIT "SEEKER_UPDATE" "";
      }
      program {
        name, "seeker-stop";
	signal, "mouse,up,1";
	source, "seeker_grabber";
	action, SIGNAL_EMIT "SEEKER_STOP" "";
      }