staves_found = -1;
	gene = {}
	a_de = []			// remove old decorations
}

// treat V: with many voices
function do_cloning() {
    var	i, eol,
    var	i,
	clone = curvoice.clone,
	vs = clone.vs,
	a = clone.a,
	bol = clone.bol,
	eol = parse.istart,
	parse_sav = parse,
	file = parse.file

	delete curvoice.clone

	if (file[eol - 1] == '[')	// if stop on [V:xx]
		eol--

	// insert the music sequence in each voice
	include++;
	for (i = 0; i < vs.length; i++) {
		parse = Object.create(parse_sav) // create a new parse context
		parse.line = Object.create(parse_sav.line)
		get_voice(vs[i], a)
		tosvg(parse.fname, file, bol, eol)
		parse = Object.create(parse_sav) // restore the parse context
	}
	include--
	parse = parse_sav	// restore the parse context
}

// treat a 'V:' info
function get_voice(parm) {
    var	v, vs,
	a = info_split(parm),
	vid = a.shift()