function newPopwin(page){
        Popwin = window.open(page,'Popup', 'width=600,height=480,alwaysRaised=yes,scrollbars=yes,resizable=yes,status=no,directories=no,menubar=no,toolbar=no,location=no,screenX=400,left=400,screenY=200,top=200');
        Popwin.opener = window;
        Popwin.opener.name = 'mainWin';
        if (Browser == 'Netscape')
                Popwin.focus();
}