// JavaScript Document


var peticion = false;
var  testPasado = false;
try {
  peticion = new XMLHttpRequest();
  } catch (trymicrosoft) {
  try {
  peticion = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (othermicrosoft) {
  try {
  peticion = new ActiveXObject("Microsoft.XMLHTTP");
  } catch (failed) {
  peticion = false;
  }
  }
}
if (!peticion)
alert("ERROR AL INICIALITZAR AJAX!");
 
function cargarCombo (url, comboAnterior, element_id) {
    var element =  document.getElementById(element_id); //on guardarem els resultats
    var valordepende = document.getElementById(comboAnterior)
    var x = valordepende.value
    var fragment_url = url+'?Id='+x;
    element.innerHTML = '<img src="imgWeb/loading.gif" />';
    peticion.open("GET", fragment_url);
    peticion.onreadystatechange = function() {
        if (peticion.readyState == 4) {
			element.innerHTML = peticion.responseText;
        }
    }
   peticion.send(null);
}