function writeDateModified (time) {
if (Date.parse(document.lastModified) != 0) {
  var modDate = new Date(document.lastModified);
  var modMonth = modDate.getMonth()+1;
  var modYear = modDate.getFullYear();
  var modDay = modDate.getDate();
  if(modDay<10) modDay = "0" + modDay;
  if(modMonth<10) modMonth= "0" + modMonth; 
  
  document.write("Derni&egrave;re mise &agrave; jour : " + modYear+ "-" + modMonth + "-" + modDay);
  }
}
 
  
writeDateModified (false);