//If a frame is open alone, the whole page is reloaded

 if (top.frames.length ==0) {
    ver = parseInt(navigator.appVersion, 10);
    if ( ((navigator.appName == "Netscape") && (ver >= 3)) ||
         ((navigator.appName == "Microsoft Internet Explorer") && (ver >= 4)) )
      location.replace("/index.html");
    else
      location = "/index.html";
    };