function frameCheck()
{
  if(top == self)
  {
    reUrl = window.location.pathname;
    fName = reUrl.substring(reUrl.lastIndexOf('/'), reUrl.length);

    if(fName == '/navi.html' || fName == '/head.html')
     reUrl = '../index.html';
    else
     reUrl = '../index.php3?t=' + escape(reUrl).replace(/\//g, '%2F');

    if(document.images)
     top.location.replace(reUrl);
    else
     top.location.href = reUrl;
  }
}

window.onload = frameCheck;