#esquerda.coluna {
	width: 1000px;
	visibility: visible;
	float: left;
	text-align: center;
	vertical-align: middle;
}
#central.coluna {
	width: 0px;
	left: 0px;
	float: left;
	height: 0px;
	visibility: hidden;
}
#direita.coluna {
	width: 0px;
	height: auto;
	visibility: hidden;
	float: left;
}