function atualizaFrete(valorFrete, valorFreteFormatado, tipoFrete) {    
	var xmlHttpRequest = new RequestHttp();    		 					
    document.getElementById('frete').value = valorFrete;
    document.getElementById('celulaFrete').innerHTML = valorFreteFormatado;    
    atualizaTotal();    
	xmlHttpRequest.open("GET", "ajaxAtualizaFrete.php?frete="+valorFrete+"&tipoFrete="+tipoFrete, true);	
	xmlHttpRequest.send(null);
}