case XK_Down: cberg->motion_state &= ~MOTION_BACK; break;
case XK_Up: cberg->motion_state &= ~MOTION_FORW; break;
case '1': cberg->motion_state &= ~MOTION_DEC; break;
case XK_Down: cberg->motion_state &= ~MOTION_BACK; break;
case XK_Up: cberg->motion_state &= ~MOTION_FORW; break;
case '1': cberg->motion_state &= ~MOTION_DEC; break;