function ecrire_cookie(nom, valeur, expires) {
  document.cookie=nom+"="+escape(valeur)+
  ((expires==null) ? "" : ("; expires="+expires.toGMTString()));
}

function montre(id) {
var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('smenu'+i)) {document.getElementById('smenu'+i).style.display='none';}
	}
if (d) {d.style.display='block';}
}

function cache(id) {
var d = document.getElementById(id);
if (d) {d.style.display='none';}
}

function montre2(id) {
etat=document.getElementById(id).style.display;
if(etat=="none"){document.getElementById(id).style.display="block";}
else{document.getElementById(id).style.display="none";}	
}

function switchFontWeight(obj) {
var el = document.getElementById(obj);
if ( el.style.fontWeight != 'bold' ) { el.style.fontWeight = 'bold'; }
else { el.style.fontWeight = 'normal'; }
}

function setFontWeightNormal(obj) {
var el = document.getElementById(obj);
el.style.fontWeight = 'normal'; 
}

function cacher_intro() {
document.getElementById('ajax_loader').style.display = 'none';
document.getElementById('sub_centre').style.display = 'block';
document.getElementById('main-right').style.display = 'none';
}