var destaque_qtde = 0;
var destaque_atual = 1;
var destaque_timeout = 0;
var destaque_segundos = 4000; // milisegundos

function destaque(posicao)
{
	if (posicao > destaque_qtde) posicao = 1;
	if (posicao < 1) posicao = destaque_qtde;

	var obj_destaque_atual = eval(document.getElementById('divIndexDestaqueRotativoImagem_' + destaque_atual));
	var obj_destaque = eval(document.getElementById('divIndexDestaqueRotativoImagem_' + posicao));

	obj_destaque_atual.style.display = 'none';
	obj_destaque.style.display = 'block';
	destaque_atual = posicao;
	
	clearTimeout(destaque_timeout);
	destaque_timeout = setTimeout("destaque('" + (eval(posicao)+1) + "')", destaque_segundos);
}


function createXMLHTTP()
{
	var ajax;
	try
	{
		ajax = new ActiveXObject("Microsoft.XMLHTTP");
	}

	catch(e)
	{
	   try
	   {
		   ajax = new ActiveXObject("Msxml2.XMLHTTP");
		   alert(ajax);
	   }

	   catch(ex)
	   {
		   try
		   {
			   ajax = new XMLHttpRequest();
		   }

		   catch(exc)
		   {
				alert("Esse browser nao tem recursos para uso do Ajax");
				ajax = null;
		   }
	   }
	   return ajax;
	}

   	var arrSignatures = ["MSXML2.XMLHTTP.5.0", "MSXML2.XMLHTTP.4.0",
					  "MSXML2.XMLHTTP.3.0", "MSXML2.XMLHTTP",
					  "Microsoft.XMLHTTP"];

  	for (var i=0; i < arrSignatures.length; i++)
   	{
	   try
	   {
		   var oRequest = new ActiveXObject(arrSignatures[i]);
		   return oRequest;
	   }
	   catch (oError)
	   {}
   	}

	throw new Error("MSXML is not installed on your system.");
}


function divAjax(div, endereco)
{

	var obj = createXMLHTTP();
	obj.open("post", endereco, true); 
	obj.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

	obj.onreadystatechange=function(){
		if (obj.readyState==4){
			document.getElementById(div).innerHTML = obj.responseText;
		}
	}

	obj.send("");

}



function downloadAjax(endereco)
{
	var obj = createXMLHTTP();
	obj.open("post", endereco, true); 
	obj.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

	obj.onreadystatechange=function(){
		if (obj.readyState==4){
		}
	}
	obj.send("");
}

function novaJanela(url) {
	window.open(url, "janela", "height = 300, width = 300");
}



var contador = 3;

function conta() {
document.getElementById('tempo').innerHTML=contador;

//$('#delay_time_span').css({fontSize: '1.5em'}).animate( { fontSize:'1em'});



	if(contador == 0) {
		document.getElementById('texto_1').style.display="none";
		document.getElementById('texto_2').style.display="";
	}
	if (contador != 0){
		contador = contador-1;
		setTimeout("conta()", 1000);
	}
}


function cd(destino){
        window.open(destino,'download','toolbar=0,location=no,directories=0,status=0, scrollbars=no,resizable=0,width=1,height=1,top=0,left=0');
    	window.focus();

}

function cd2(destino){
        window.open(destino,'download','menubar=1,toolbar=1,location=1,directories=1,status=1, scrollbars=1,resizable=1,width=780,height=500,top=0,left=0');
    	window.focus();

}