function abreJanela(url,nome,largura,altura,scroll) {
	lTela = window.screen.width;
	aTela = window.screen.height;
	esqu = (lTela - largura) / 2;
	topo = (aTela - altura) / 2;
	window.open(url,nome,"width=" + largura + ",height=" + altura +	",scrollbars=no" + scroll + ",top=" + topo + ",left=" + esqu);
}

function showPlayList(id) {
	for(i=1;i<=52;i++)
		document.getElementById('tableDisco'+i).style.display = 'none';

	document.getElementById('tableDisco'+id).style.display = '';
}