function selectRubrique(indexRubrique) {
	// On récupère la liste des questions
	var questions = document.getElementById("faqQuestions");
	for (i=0; i<questions.childNodes.length; i++) {
		object = questions.childNodes[i];
		if ( object.nodeName != "#text" ) {
			if (object.className == ("rubrique_" + indexRubrique) ) {
				object.style.display = "block";
			} else {
				object.style.display = "none";
			}
		}
	}
	// on déselectionne les reponses
	selectReponse(-1);
}
function selectReponse(indexReponse) {
	// On récupère la liste des questions
	var reponses = document.getElementById("faqReponses");
	for (i=0; i<reponses.childNodes.length; i++) {
		object = reponses.childNodes[i];
		if ( object.nodeName != "#text" ) {
			if (object.id == ("reponse_" + indexReponse) ) {
				object.style.display = "block";
			} else {
				object.style.display = "none";
			}
		}
	}
	if (indexReponse>=0) {
		var titre = document.getElementById("titreReponse");
		titre.innerHTML = document.getElementById("question_" + indexReponse).innerHTML;
		titre.style.display = "block";
	}
}