userAgent = window.navigator.userAgent;
browserVers = parseInt(userAgent.charAt(userAgent.indexOf("/")+1),10);
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function findElement(n,ly) {
	if (browserVers < 4)		return document[n];
	var curDoc = ly ? ly.document : document;
	var elem = curDoc[n];
	if (!elem) {
		for (var i=0;i<curDoc.layers.length;i++) {
			elem = findElement(n,curDoc.layers[i]);
			if (elem) return elem;
		}
	}
	return elem;
}

/*    Scripts by MediaXtend (c)2005    */
/**    /|,/_   _/._ \ /_/__  _   _/   **/
/**   /  //_'/_///_|/'\/ /_'/ //_/    **/
/*                                     */

function changeImage(imgID,imgVar) {
	if (document.images && (preloadFlag == true)) {
		var img;
		img = null;
		if (document.layers) {
			img = findElement(imgID,0);
		} else {
			img = document.images[imgID];
		}
		if (img) {
			img.src = eval(imgVar + ".src");
		}
	}
}

function activeImage(limage) {
	if (document.images && (preloadFlag == true)) {
		var img = null;
		if (document.layers) {
			img = findElement(limage,0);
		} else {
			img = document.images[limage];
		}
		if (img) {
			img.src = eval(limage + "_over").src;
			eval(limage + " = newImage(" + limage + "_over.src);");
		}
	}
}

function btnOver(caseM) {
	var trs = caseM.parentNode.getElementsByTagName('td');
	caseG = trs.item(0);
	caseD = trs.item(2);
	if (caseM.className == 'm') {
		caseG.className = 'g_over';
		caseM.className = 'm_over';
		caseD.className = 'd_over';
	} else {
		caseG.className = 'g';
		caseM.className = 'm';
		caseD.className = 'd';
	}
}

function voirArticle(article) {
	laDiv = document.getElementById('desc_'+article);
	var nouvEtat = (laDiv.style.display == 'none') ? 'block' : 'none';
	laDiv.style.display = nouvEtat;

	var nouvImg = (laDiv.style.display == 'none') ? 'pre_fleche_article_v2h' : 'pre_fleche_article_h2v';
	changeImage('fleche_'+article, nouvImg);
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nav_edito               = newImage("/images/interface/nav_edito.jpg");
		nav_edito_over          = newImage("/images/interface/nav_edito-over.jpg");
		nav_actus               = newImage("/images/interface/nav_actus.jpg");
		nav_actus_over          = newImage("/images/interface/nav_actus-over.jpg");
		nav_agenda              = newImage("/images/interface/nav_agenda.jpg");
		nav_agenda_over         = newImage("/images/interface/nav_agenda-over.jpg");
		nav_dar_qui             = newImage("/images/interface/nav_dar_qui.jpg");
		nav_dar_qui_over        = newImage("/images/interface/nav_dar_qui-over.jpg");
		nav_dar_activ           = newImage("/images/interface/nav_dar_activ.jpg");
		nav_dar_activ_over      = newImage("/images/interface/nav_dar_activ-over.jpg");
		nav_dar_enseign         = newImage("/images/interface/nav_dar_enseign.jpg");
		nav_dar_enseign_over    = newImage("/images/interface/nav_dar_enseign-over.jpg");
		nav_dar_polytraum       = newImage("/images/interface/nav_dar_polytraum.jpg");
		nav_dar_polytraum_over  = newImage("/images/interface/nav_dar_polytraum-over.jpg");
		nav_dar_espaceide       = newImage("/images/interface/nav_dar_espaceide.jpg");
		nav_dar_espaceide_over  = newImage("/images/interface/nav_dar_espaceide-over.jpg");
		nav_dar_publi           = newImage("/images/interface/nav_dar_publi.jpg");
		nav_dar_publi_over      = newImage("/images/interface/nav_dar_publi-over.jpg");
		nav_mapar_qui           = newImage("/images/interface/nav_mapar_qui.jpg");
		nav_mapar_qui_over      = newImage("/images/interface/nav_mapar_qui-over.jpg");
		nav_mapar_congres       = newImage("/images/interface/nav_mapar_congres.jpg");
		nav_mapar_congres_over  = newImage("/images/interface/nav_mapar_congres-over.jpg");
		nav_mapar_public        = newImage("/images/interface/nav_mapar_public.jpg");
		nav_mapar_public_over   = newImage("/images/interface/nav_mapar_public-over.jpg");
//		nav_mapar_multimed      = newImage("/images/interface/nav_mapar_multimed.jpg");
//		nav_mapar_multimed_over = newImage("/images/interface/nav_mapar_multimed-over.jpg");
		nav_mapar_stream        = newImage("/images/interface/nav_mapar_stream.jpg");
		nav_mapar_stream_over   = newImage("/images/interface/nav_mapar_stream-over.jpg");
		nav_mapar_pr            = newImage("/images/interface/nav_mapar_pr.jpg");
		nav_mapar_pr_over       = newImage("/images/interface/nav_mapar_pr-over.jpg");
		nav_mapar_sosalr        = newImage("/images/interface/nav_mapar_sosalr.jpg");
		nav_mapar_sosalr_over   = newImage("/images/interface/nav_mapar_sosalr-over.jpg");
		nav_boutique            = newImage("/images/interface/nav_boutique.jpg");
		nav_boutique_over       = newImage("/images/interface/nav_boutique-over.jpg");
		nav_liens               = newImage("/images/interface/nav_liens.jpg");
		nav_liens_over          = newImage("/images/interface/nav_liens-over.jpg");
		nav_contacts            = newImage("/images/interface/nav_contacts.jpg");
		nav_contacts_over       = newImage("/images/interface/nav_contacts-over.jpg");
		nav_credits             = newImage("/images/interface/nav_credits.jpg");
		nav_credits_over        = newImage("/images/interface/nav_credits-over.jpg");
		pre_vierge_g_over       = newImage('/images/interface/boutons/vierge_g-over.jpg');
		pre_vierge_m_over       = newImage('/images/interface/boutons/vierge_m-over.jpg');
		pre_vierge_d_over       = newImage('/images/interface/boutons/vierge_d-over.jpg');
		pre_fleche_article_v2h  = newImage('/images/interface/fleches/v2h.gif');
		pre_fleche_article_h2v  = newImage('/images/interface/fleches/h2v.gif');
		preloadFlag = true;
	}
}