function showMailDiv()
  {
  if(document.getElementById("mailDiv").style.display=="none")
    {
    new Effect.Appear('mailDiv');    
    }
  else
    {
    new Effect.Fade('mailDiv');
    }
  }
  
function checkSendMailFormFields()
  {
  var isCheckSuccesfull = false;
  
  var emailMittente = document.getElementById("emailMittente").value;
  var testo = document.getElementById("testo").value;
  
  if (emailMittente == "") 
    {
    alert("Il campo Email è obbligatorio");
    }
  else if (testo == "") 
    {
    alert("Il campo Testo è obbligatorio");
    }  
  else 
    {
    isCheckSuccesfull = true;
    }
    //alert ("isCheckSuccesfull: "+isCheckSuccesfull);
  return isCheckSuccesfull;
  }

function checkSendMailFormFieldsEn()
  {
  var isCheckSuccesfull = false;

  var emailMittente = document.getElementById("emailMittente").value;
  var oggetto = document.getElementById("oggetto").value;
  var testo = document.getElementById("testo").value;

  if (emailMittente == "") 
    {
    alert("Email is mandatory");
    }
  else if (testo == "") 
    {
    alert("Text is mandatory");
    }  
  else 
    {
    isCheckSuccesfull = true;
    }
  //alert ("isCheckSuccesfull: "+isCheckSuccesfull);
return isCheckSuccesfull;
}