var areas = new Array;
var links = new Array;
var activeArea = null;

areas[0] = new Array;
areas[1] = new Array;
areas[2] = new Array;

links[0] = new Array;
links[1] = new Array;
links[2] = new Array;

areas[0][0] = "Sobre nós";
links[0][0] = "nightdigital_sobre.php";
areas[0][1] = "Equipe";
links[0][1] = "nightdigital_equipe.php";
areas[0][2] = "Contato";
links[0][2] = "nightdigital_contato.php";

areas[1][0] = "Baladas & Shows";
links[1][0] = "coberturas.php?tipo=1";
areas[1][1] = "Aniversários";
links[1][1] = "coberturas.php?tipo=2";
areas[1][2] = "Casamentos";
links[1][2] = "coberturas.php?tipo=3";
areas[1][3] = "Outros eventos";
links[1][3] = "coberturas.php?tipo=4";

areas[2][0] = "Em andamento";
links[2][0] = "promocoes.php";
areas[2][1] = "Resultados";
links[2][1] = "coluna.php?id=18";


var opAtual = 0;

function animaSubMenu() {
	//alert(opAtual);
	if(opAtual < 100) {
		novaOp = opAtual + 1;
		element=document.getElementById("subMenuUL");
		if(novaOp < 100) {
			element.style.opacity = "." + novaOp;
			element.style.MozOpacity = "." + novaOp;
		} else {
			element.style.opacity = "1.0";
			element.style.MozOpacity = "1.0";
		}
		element.style.filter = "alpha(opacity=" + novaOp + ")";
		opAtual = novaOp;
		if(novaOp > 0) {
			setTimeout("animaSubMenu()",100);
		}
	}
}

function limpaMenu() {
	var subMenu = document.getElementById('subMenuUL');
	while(subMenu.childNodes.length >= 1) {
		subMenu.removeChild(subMenu.childNodes[0]);
	}
	activeArea = null;
}

function carregaSubMenu(area) {
	var selArea = areas[area];
	var selAreaLink = links[area];
	var subMenu = document.getElementById('subMenuUL');
	if(activeArea != area) {
		activeArea = area;
//		subMenu.style.opacity=0;
//		subMenu.style.MozOpacity=0;
//		subMenu.style.filter="alpha(opacity=0)";
		limpaMenu();
		for(i=0; i<selArea.length; i++) {
			element = document.createElement("LI");
			element.innerHTML = "<a href=\"" + selAreaLink[i] + "\">" + selArea[i] + "</a>"; 
			subMenu.appendChild(element);
		}
//		opAtual=0;
//		setTimeout("animaSubMenu()",1000);
	} else {
		return;
	}
}