function popup(pageURL,width,height)
        {
        xposition=0; yposition=0;
        args = "width=" + width + ","
        + "height=" + height + ","
        + "location=0,"
         + "menubar=0,"
         + "resizable=0,"
         + "scrollbars=0,"
         + "status=0,"
         + "border=0,"
         + "titlebar=0,"
         + "toolbar=0,"
          + "hotkeys=0,"
          + "fullscreen=0,"
           + "left=" + xposition + ","
           + "top=" + yposition;
           aPopup=window.open(pageURL,"popup",args);
        if (parseInt(navigator.appVersion) >= 4) { aPopup.window.focus(); }
        }