var popup = null;

function pop(url, ws)
        {
        var popupwin = window.open (url,'popup', 'location=no,toolbar=no,directories=no,menubar=no,resizable=no,scrollbars=no,status=no,' + ws);
        popup = popupwin;
        setTimeout('winfocus();', 333);
        }

function winfocus()
        {
        if(popup)
            {
            popup.focus();
        //  popup.moveTo(450, 200);
            }
        }