function stop_next() {
	clearInterval($intervalo);
}

function continue_next() {
	if (document.getElementById('destaque1_max') != null) {
		$intervalo = self.setInterval("move_cell('next','destaque1');", 4000);
	}
}

function move_cell($move, $trecho) {
	$max = parseInt(document.getElementById($trecho+'_max').innerHTML);
	if ($move == 'previous') {
		$show = parseInt(document.getElementById($trecho+'_atual').innerHTML) - 1;
	} else if ($move == 'next') {
		$show = parseInt(document.getElementById($trecho+'_atual').innerHTML) + 1;
	}
	if ($show > $max) {$show = 1;}
	if ($show < 1) {$show = $max;}
	for ($i = 1; $i <= $max; $i++) {
		document.getElementById($trecho+'_'+$i).style.display = 'none';
	}
	document.getElementById($trecho+'_'+$show).style.display = '';
	document.getElementById($trecho+'_atual').innerHTML = $show;
}