function RicercaNelSito(){
	re = / /gi;
	Stringa = document.getElementById("campo_ricerca_nel_sito").value;
	Stringa = Stringa.replace(re, "");
	LenStringa = Stringa.length;
	if (Stringa == "" || LenStringa == 0) alert ("Please type something before starting the search");
	else document.getElementById("frmRicercaNelSito").submit();
}