// email.js
// Invio Email
// versione 17/01/2010

function invioemail(obj) {
  var xmlhttp = getXMLHttpRequest();
  var body = "nome="+obj.nome.value+"&email="+obj.email.value+"&commento="+obj.commento.value;
  var url = "php/invioemail.php";
  xmlhttp.open("POST", url, true);
  xmlhttp.setRequestHeader("Content-Type","application/x-www-form-urlencoded; charset=UTF-8");
  xmlhttp.setRequestHeader("Content-length", body.length);
  xmlhttp.setRequestHeader("Connection", "close");
  xmlhttp.send(body);
  xmlhttp.onreadystatechange=function() {
    if(xmlhttp.readyState==4) {
      if(xmlhttp.status == 200) {
        if (xmlhttp.responseText == 0) {
          alert("Email inviata correttamente!");
          obj.submitbtn.disabled = true;
          obj.submitbtn.value = "Email inviata";
        } else {
          alert(xmlhttp.responseText);
        }
      }
    }
  }
}