function qualemotore() {

	var mot=document.ricerca.motori.options[document.ricerca.motori.selectedIndex].value;

	var query=document.ricerca.query.value;

	if (!query) {

		alert("Manca la parola da ricercare");

		return false;

	}

	query=escape(query);

	switch (mot) {

		case "speedyfind" :

			document.speedy.search.value=unescape(query);

//			document.write ("<form name=ppp action=http://www.speedyfind.com/index.html method=post  target=_blank>\n<input type=hidden name=search value="+query+">");

			document.speedy.submit();

//			var pp=window.open("http://www.speedyfind.com/index.html?pippo="+query,"_blank");

			break;

		case "altavista":

			var pp=window.open("http://altavista.com/q?pg=q&q="+query+"&kl=XX&what=it","_blank");

			break;

		case "google":

			var pp=window.open("http://www.google.com/search?q="+query+"&hl=it&lr=","_blank");

			break;

		case "yahoo":

			var pp=window.open("http://search.yahoo.com/search/it?p="+query,"_blank");

			break;

		case "lycos":

			var pp=window.open("http://cerca.lycos.com/cgi-bin/pursuit?matchmode=and&mtemp=main&etemp=error&query="+query+"&cat=it","_blank");

			break;

		case "excite":

			var pp=window.open("http://msxml.excite.com/info.xcite/search/web/risultati?c=web&sort=doc&search="+query+"&look=excite_it&c=web&lang=it&showSummary=true&start=0&perPage=10","_blank");

			break;

		case "toscana":

			document.ricerca.action='vai_motori.php';

			var pp=document.ricerca.submit();

//			var pp=window.open("vai_motori.php?query="+query,"_self");

			break;

		}

	return false;

}