function timbrado_cfdi($xml_cfdi) 
{
	$datospac = consulta_abierta("usuario_pac, password_pac", "tbempresa", 2, "id", "=", 1, "", null, null, "", null, null, "", null, null, "", null, null, "", null, null, "", null, null, "", null, null, "", null, null, "", null, null, 0, null, 0, null, 0, null);	
	$webservice_pac = "http://pruebas.comercio-digital.mx/timbre/v2/timbrar.aspx?rfc=".$datospac[1][1]."&pwd=".$datospac[1][2];
	$ch = curl_init($webservice_pac);

	curl_setopt($ch, CURLOPT_POST, 1);
	curl_setopt($ch, CURLOPT_POSTFIELDS, $xml_cfdi);
	curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
	curl_setopt($ch, CURLOPT_HTTPHEADER,array('Content-Type: text/xml'));  
	curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 20);
	
	$response = curl_exec($ch);
	$http_status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
	$http_message = mensaje($http_status);
    curl_close($ch);
	
	$respuesta = str_replace("</cfdi:Complemento>", $response."</cfdi:Complemento>", $xml_cfdi);
	return array($http_status, $http_message, $respuesta);
}