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 ;
}
}