function visibilite(parentId,thingId)
{
allDiv = document.getElementById(parentId).getElementsByTagName('DIV');
for(i=0;i<allDiv.length;i++)
{
	currentDiv = allDiv[i];
	if(currentDiv.className.indexOf("textDiv") != -1)
		currentDiv.style.display = "none";
}

document.getElementById(thingId).style.display = "" ;

/*var targetElement;
targetElement = document.getElementById(thingId) ;
if (targetElement.style.display == "none")
{
targetElement.style.display = "" ;
} else {
targetElement.style.display = "none" ;
}*/
}


/*Fonction similaire, mais ne permettant pas de differencier plusieur groupe de text (1 seul dans la page)*/
/*var currentDisplayedDiv = null;
function visible2(id)
{
if(currentDisplayedDiv != null)
	currentDisplayedDiv.style.display = "none"
document.getElementById(id).style.display = "";
currentDisplayedDiv = document.getElementById(id);
}*/