function finestra_news(str) {
        searchWin = window.open(str,'finestra_news','scrollbars=yes,resizable=no,width=500,height=375,status=no,location=no,toolbar=no');
}

function finestra(str) {
        searchWin = window.open(str,'finestra','scrollbars=no,resizable=no,width=490,height=440,status=no,location=no,toolbar=no');
}