function pop1(str) {

        searchWin = window.open(str,'esempio','scrollbars=yes,resizable=yes,width=360,height=300,status=no,location=no,toolbar=no');

}
function pop2(str) {

        searchWin = window.open(str,'foto','scrollbars=yes,resizable=yes,width=420,height=340,status=no,location=no,toolbar=no');

}