var arrDD;

adEvento(window, "load", iniciar);

function escondeDD()
{
	arrDD = document.getElementsByTagName('dd');	
	for(i=0; i<arrDD.length; i++)
	{
		arrDD[i].style.display = 'none';
	}
}

function iniciar()
{
	escondeDD();
	arrDT = document.getElementsByTagName('dt');	
	for(i=0; i<arrDT.length; i++)
	{
		adEvento(arrDT[i],"click", exibir);
	}
}

function exibir(e)
{
	//Correção para eventos quebrados da Microsoft
    if(typeof(e)=='undefined')var e=window.event
    source=e.target?e.target:e.srcElement
    //Correção para o bug do Konqueror/Safari
    if(source.nodeType==3)source=source.parentNode
	
	
	if(!document.all) 
	{
		if(source.parentNode.nextSibling.nextSibling.style.display == 'none')
		{
			escondeDD();
			source.parentNode.nextSibling.nextSibling.style.display  = 'block';
		}
		else
		{
			escondeDD();
			source.parentNode.nextSibling.nextSibling.style.display = 'none';
		}
	}
	else
	{
		if(source.parentNode.nextSibling.style.display == 'none')
		{
			escondeDD();
			source.parentNode.nextSibling.style.display = 'block';
		}
		else
		{
			escondeDD();
			source.parentNode.nextSibling.style.display = 'none';
		}
	}
}