function restart()
  {
  alert('Cette page est en dehors de son jeu de cadres !');
  var s = window.location.href.toLowerCase();
  var rep = 'indse/grilles/';
  i = s.indexOf(rep) + rep.length;
  j = s.indexOf('.',i)
  s = 'grilles/' + s.substring(i,j) + '.html';
  top.location.href = '../index.html' + '?' + s;
  }

function testFrames()
  {
  if (self == top)
    {
    setTimeout('restart()',500)
    }
  else
    {
    if (top.frames['menu'].location.href.indexOf('menu_2') == -1)
      {
      top.frames['menu'].location.href='../menus/menu_2.html'
      }
    self.focus()
    }
  }

function infoOption(option)
  {
  fen = window.open(option, 'option_indse', 'left=20,top=20,width=600,height=400,scrollbars=1,resizable=0');
  fen.focus();
  }