function popup(str) {

        searchWin = window.open(str,'esempio','scrollbars=no,resizable=no,width=700,height=600,status=no,location=no,toolbar=no');
     // searchWin.refer = self;

}

function stampa(str) {

        searchWin = window.open(str,'esempio','scrollbars=yes,resizable=no,width=750,height=450,status=no,location=no,toolbar=no');
     // searchWin.refer = blank;

}

function popuprivacy(str) {

        searchWin = window.open(str,'esempio','scrollbars=yes,resizable=no,width=450,height=600,status=no,location=no,toolbar=no');
     // searchWin.refer = self;

}