function popup(str) {
	window.open(str,'nome','width=640, height=427, scrollbars=no,resizable=no,status=no,location=no,toolbar=no');
}
function mappa(str) {
	window.open(str,'nome','width=640, height=485, scrollbars=no,resizable=no,status=no,location=no,toolbar=no');
}