function VerificaCampi(url)
{
    var re_email = new RegExp("^[_a-zA-Z0-9-]+(\.[_a-zA-Z0-9-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*\.(([0-9]{1,3})|([a-zA-Z]{2,3})|(aero|coop|info|museum|name))$");
    var re_obb = new RegExp("^[a-zA-Z0-9_ &'àèìòùé]*$");
    var ok = true;
    
    document.getElementById('nome').style.backgroundColor = '#FFFFFF';
    if(!(document.getElementById('nome').value.match(re_obb) &&  document.getElementById('nome').value != ''))
    {
        document.getElementById('nome').style.backgroundColor = '#E6C0C0';
        ok = false;
    }
    
    document.getElementById('cognome').style.backgroundColor = '#FFFFFF';
    if(!(document.getElementById('cognome').value.match(re_obb) &&  document.getElementById('cognome').value != ''))
    {
        document.getElementById('cognome').style.backgroundColor = '#E6C0C0';
        ok = false;
    }
       
    document.getElementById('email').style.backgroundColor = '#FFFFFF';
    if(!(document.getElementById('email').value.match(re_email) &&  document.getElementById('email').value != ''))
    {
        document.getElementById('email').style.backgroundColor = '#E6C0C0';
        ok = false;
    }
    
    document.getElementById('testo').style.backgroundColor = '#FFFFFF';
    if(!(document.getElementById('testo').value.match(re_obb) &&  document.getElementById('testo').value != ''))
    {
        document.getElementById('testo').style.backgroundColor = '#E6C0C0';
        ok = false;
    }
    
    if(ok)
    {
     $.ajax({
          type: "POST",
          dataType: "html",
          url: url,
          async: false,
          //data: "section=title",
          success: function(response){
               // Aggiorno il contenuto del DIV con i dati ricevuti
                alert('Grazie per averci contattato!');
               }
     });
    }
    
}