/** XHConn - Simple XMLHTTP Interface - bfults@gmail.com - 2005-04-08        **
 ** Code licensed under Creative Commons Attribution-ShareAlike License      **
 ** http://creativecommons.org/licenses/by-sa/2.0/                           **/
function XHConn()
{
  var xmlhttp, bComplete = false;
  try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
  catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
  catch (e) { try { xmlhttp = new XMLHttpRequest(); }
  catch (e) { xmlhttp = false; }}}
  if (!xmlhttp) return null;
  this.connect = function(sURL, sMethod, sVars, fnDone)
  {
    if (!xmlhttp) return false;
    bComplete = false;
    sMethod = sMethod.toUpperCase();

    try {
      if (sMethod == "GET")
      {
        xmlhttp.open(sMethod, sURL+"?"+sVars, true);
        sVars = "";
      }
      else
      {
        xmlhttp.open(sMethod, sURL, true);
        xmlhttp.setRequestHeader("Method", "POST "+sURL+" HTTP/1.1");
        xmlhttp.setRequestHeader("Content-Type",
          "application/x-www-form-urlencoded");
      }
      xmlhttp.onreadystatechange = function(){
        if (xmlhttp.readyState == 4 && !bComplete)
        {
          bComplete = true;
          fnDone(xmlhttp);
        }};
      xmlhttp.send(sVars);
    }
    catch(z) { return false; }
    return true;
  };
  return this;
}

function cargar($recipiente,$direccion,$parametros){
	var myConn = new XHConn();
	var recipiente = document.getElementById($recipiente);
	var fnWhenDone = function (oXML) { recipiente.innerHTML= oXML.responseText; Behaviour.apply(); };
	recipiente.innerHTML="<div id='cargando'>Cargando...<br/><img src='imagenes/cargando.gif' /></div>";
	myConn.connect($direccion, "GET", $parametros, fnWhenDone);
	//alert(recipiente);
}

function check_registrado($email,$password,$params){
	var myConn = new XHConn();
	var fnWhenDone = function (oXML) {
		if(oXML.responseText=='KO'){
			alert('No se encontro ningun usuario con los datos facilitados, revisalos por favor');
		}else{
			
			$params=$params+'id_usuario='+oXML.responseText;
			alert($params);
			cargar('contenedor_detalles','alta_y_pedido.php',$params);
		}
		
	};
	$parametros='email='+$email+'&password='+$password;
	myConn.connect("check_registrado.php", "GET", $parametros, fnWhenDone);
}