function form_email_check() {						
	var form=document.forms['frmemail'];
	if (form.nome.value=='') {
		form.nome.focus();
		return;
	} 
	if (form.cognome.value=='') {
		form.cognome.focus();
		return;
	} 
	if (form.email.value=='') {
		form.email.focus();
		return;
	} 
	form.submit();
}