// JavaScript Document
var zindex = 100;

function MostraLayer(nome) {
	layer = document.getElementById(nome);
	layer.style.display = 'block';
	layer.style.left = (window.screen.width - layer.offsetWidth) / 2 + 'px';
	layer.style.zIndex = zindex;
	zindex++;
}

function FechaLayer(nome) {
	document.getElementById(nome).style.display = 'none';
}