nbCitations = 5; // nombre de citations sur la page d'accueil

function changeCitation() {
	var i;
	var oldCitation;
	var newCitation;
	
	for (i=1; i<=nbCitations; i++) {
		if (document.getElementById("citation_" + i).style.display == "block") {
			oldCitation = i;
		}
		
		document.getElementById("citation_" + i).style.display = "none";
	}
	
	do {
		newCitation = aleatoire(5);
	}
	while (newCitation == oldCitation);
	
	document.getElementById("citation_" + newCitation).style.display = "block";

	setTimeout("changeCitation()", 4000);
}

function aleatoire(N) {
	return (Math.floor((N)*Math.random()+1));
}

function initFaq() {
	for (var i=1; i<=nbFaq; i++) {
		document.getElementById('reponse_'+i).style.display = "none";	
	}
}

function clickFaq(numQuestion) {
	if (document.getElementById('reponse_'+numQuestion).style.display == "none") {
		initFaq();
		document.getElementById('reponse_'+numQuestion).style.display = "block";
	}
	else {
		document.getElementById('reponse_'+numQuestion).style.display = "none";
	}
}