function visibilite(thingId,txtAff,txtMasque)
{
  var targetElement; 
  var targetElementLink;

  targetElement = document.getElementById(thingId) ;
  targetElementLink = document.getElementById(thingId+'Link');

  if (targetElement.style.display == "none")
  {
    targetElement.style.display = "" ;
    targetElementLink.innerHTML = txtMasque ;
  } 
  else 
  {
    targetElement.style.display = "none" ;
    targetElementLink.innerHTML = txtAff ;
  }
}

function MontrerCacherInfos(ObjetId,ImgId)
{
  var targetElement;
  var targetImage;

  targetElement = document.getElementById(ObjetId) ;
  targetImage = document.getElementById(ImgId);

  if (targetElement.style.display == "none")
  {
    targetElement.style.display = "" ;
    targetImage.src="http://www.p2nconcept.fr/ImagesTemplate/page/fleche-infos-bas.gif" ;
  } 
  else 
  {
    targetElement.style.display = "none" ;
    targetImage.src="http://www.p2nconcept.fr/ImagesTemplate/page/fleche-infos-haut.gif" ;
  }

}