function listaSimples() 
{
	for(i=0; i < iQtdeLi; i++)
	{
		oFilhoA = oListaLi[i].getElementsByTagName("a")[0];
		if (oListaLi[i].getElementsByTagName("ul")[0])
		{					
			oListaLi[i].style.listStyleType = "disc";
			oFilhoA.style.cursor = "pointer";			
			oFilhoA.removeAttribute('href');			
			addEvent(oFilhoA,"click",habilitaeDesabilitaSubNivel);	
		}
		else
		{
			oFilhoA.href = oFilhoA.title; 
		}							
	}
}

function habilitaeDesabilitaSubNivel() 
{
	if (this.parentNode.getElementsByTagName("ul")[0].style.display == "none") 
	{
		this.parentNode.getElementsByTagName("ul")[0].style.display = "block";
		this.parentNode.style.borderBottom = "none"; 
	}
	else 
	{
		this.parentNode.getElementsByTagName("ul")[0].style.display = "none";
		this.parentNode.style.borderBottom = "1px dotted #ffffff";
	}
}

var oUlPrincipal, oFilhoLi, oFilhoA					= "";
var oUlPrincipal									= document.getElementById("divCentral").getElementsByTagName("ul")[0]; 
var oListaLi										= oUlPrincipal.getElementsByTagName("li");
var iQtdeLi											= oListaLi.length;
addEvent(window,"load",listaSimples);