var abrirPopup = function(id) {
	var page_height = $(document).height();

	var fundoTransp = document.createElement("div");
	fundoTransp.style.display = "none";
	fundoTransp.style.background = "url(images/black.png)";
	fundoTransp.style.width = "100%";
	fundoTransp.style.height = page_height+"px";
	fundoTransp.style.position = "absolute";
	fundoTransp.style.top = "0";
	fundoTransp.style.left = "0";
	fundoTransp.style.zIndex = "995";
	fundoTransp.id = "fundoTransp";

	var popup = document.getElementById(id);
	var divPopup = popup.cloneNode(true);
	var fechar = document.getElementById("closePopup");
	var linkFechar = fechar.cloneNode(true);
	
	divPopup.style.display = "block";

	linkFechar.onclick = function() {
		jQuery(fundoTransp).fadeOut(200, function() { document.body.removeChild(fundoTransp); });
		jQuery(divPopup).fadeOut(200, function() { document.body.removeChild(divPopup); });
	}
	
	fundoTransp.onclick = function() {
		jQuery(fundoTransp).fadeOut(200, function() { document.body.removeChild(fundoTransp); });
		jQuery(divPopup).fadeOut(200, function() { document.body.removeChild(divPopup); });
	}
	


	divPopup.appendChild(linkFechar);

	document.body.appendChild(fundoTransp);
	document.body.appendChild(divPopup);

	jQuery(fundoTransp).fadeIn(200);

	return false;
}