t += d
			}
		}
		s.dur = s.time + s.dur - t;
		s.time = t
	} // end set_feathered_beam()

	// if Q: from tune header, put it at start of the music
	// (after the staff system)
	s = glovar.tempo
	if (s && staves_found <= 0) {	// && !s.del) {		- play problem
		v = par_sy.top_voice;
		p_voice = voice_tb[v];
		if (p_voice.sym && p_voice.sym.type != C.TEMPO) {
			s = clone(s);
			s.v = v;
			s.p_v = p_voice;
			s.st = p_voice.st;
			s.time = 0;
			if (p_voice.sym) {
				s.prev = p_voice.sym
				s.next = p_voice.sym.next
				if (s.next)
					s.next.prev = s
				p_voice.sym.next = s
			} else {
				p_voice.sym = s
			}
		}
	}

	for (v = 0; v < voice_tb.length; v++) {
		p_voice = voice_tb[v]
		if (!sys_chg			// if not %%score
		 && p_voice.sls.length) {	// and no end of slur