// JavaScript Document
function nuevoAjax(){
	var xmlhttp=false;
 	try {
 		xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
 	} catch (e) {
 		try {
 			xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
 		} catch (E) {
 			xmlhttp = false;
 		}
  	}

	if (!xmlhttp && typeof XMLHttpRequest!='undefined') {
 		xmlhttp = new XMLHttpRequest();
	}
	return xmlhttp;
}

function enviarConsulta(){
	var form = document.forms['saldoIne'];
	var numSerie = form.numSerie.value.toUpperCase();
	var numTarjeta = form.numTarjeta.value.toUpperCase();

	var capaContenedora = document.getElementById('capaContenedora');

	ajax=nuevoAjax();
	ajax.open("POST", "consulta.php",true);
	ajax.onreadystatechange=function() {
		if (ajax.readyState==1){ 			
			capaContenedora.innerHTML = "Consultando...";
		}
		if (ajax.readyState==4) {
			capaContenedora.innerHTML = ajax.responseText
	 	}
	}
	ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	ajax.send("numTarjeta="+numTarjeta+"&numSerie="+numSerie);

}