function AbreAba(nome_div)
	{
	var total_divs = document.getElementById(nome_div).parentNode.getElementsByTagName('div').length;
	var div = "";
	var td = "";
	var a = "";
	
	for (var i=1; i <= total_divs; i++)
		{
		div = "div"+i;
		td = "td"+i;
		a = "a"+i;
		document.getElementById(div).style.display = "none"; 
		document.getElementById(td).style.backgroundColor = "";
		document.getElementById(a).style.color = "";
		document.getElementById(div).className="div_aberta"; 
		
		if (div == nome_div)
		{
			document.getElementById(nome_div).style.display = "block"; 
			document.getElementById(td).style.backgroundColor = "#EF6810";
			document.getElementById(a).style.color = "#FFFFFF";
		}
	}
}