function vai() {

	
	if (!document.Richiesta1.R1.checked || !document.Richiesta1.R2.checked || !document.Richiesta1.R3.checked){
		alert("Before you continue please read and approve the privacy documents.")
		return;
	}
	
	
	if (document.Richiesta1.nome.value=="")
   {

		alert("Attention, please! Specify your name.")
		document.Richiesta1.nome.focus();
		return;
	}
	if (document.Richiesta1.cognome.value=="")
   {

		alert("Attention, please! Specify your surname.")
		document.Richiesta1.cognome.focus();
		return;
	}

	if (document.Richiesta1.citta.value=="")
   {

		alert("Attention, please! Specify your city.")
		document.Richiesta1.citta.focus();
		return;
	}
	if (document.Richiesta1.email.value=="")
   {

		alert("Attention, please! Specify your email.")
		document.Richiesta1.email.focus();
		return;
	}
	if (document.Richiesta1.telefono.value=="")
   {

		alert("Attention, please! Specify your telephone number.")
		document.Richiesta1.telefono.focus();
		return;
	}
	if (document.Richiesta1.richiesta.value=="")
   {

		alert("Attention, please! Specify your request.")
		document.Richiesta1.richiesta.focus();
		return;
	}




	document.all.Richiesta1.submit();
}