function LANGUAGE() {
  var s = navigator.browserLanguage || navigator.language;
  if (s[2] == '-') {
      s = s.substring(0, 2) + '_' + s.substring(3, 5).toUpperCase()
  }
  if (s == "pt_BR" || s == "zh_CN") return s;
  return s.substring(0, 2);
}


function myname() {
   var s = window.location.pathname
   var i
   i = s.lastIndexOf("/")
   if (i >= 0) s = s.substring(i + 1, 99)
   i = s.lastIndexOf(".html")
   if (i >= 0) s = s.substring(0, i)
   return s;
}

function may_redirect()
{
  var name = myname()
  if (name.indexOf("-") == -1)
    window.location.href = '../../mdk/indexhtml/' + name + '-' + LANGUAGE() + '.html';
}