function ricerca(str)
{
if (screen.width>1023)
    searchWin = window.open(str,'ricerca','scrollbars=yes,resizable=yes,width=700,height=200,top=135,left=265,status=no,location=no,toolbar=no,menubar=no');
 else
    searchWin = window.open(str,'ricerca','scrollbars=yes,resizable=yes,width=550,height=150,top=114,left=200,status=no,location=no,toolbar=no,menubar=no');
}