<!-- Vignette V6 Thu Jan 19 22:50:15 2012 -->
//initialisation de cookie
function checkCookie(){
	var section=1000;
	var bncCookie=getCookie('newCookieBNC')
	if (bncCookie!=null){
	  section=bncCookie;
	}else {
	    setCookie('newCookieBNC',1000,null, false); 
	}

	return section;
}

//retourne un cookie
function getCookie(name) {
	var key = name + "=";
	var cookies = document.cookie;
	var keyPosition = cookies.indexOf(key);

	if (keyPosition == -1)
		return null;

	var valuePosition = keyPosition + key.length;
	var valuePositionEnd = cookies.indexOf(";", valuePosition);

	if (valuePositionEnd == -1)
		valuePositionEnd = cookies.length;

	return unescape(cookies.substring(valuePosition, valuePositionEnd));
}

//efface un cookie
function deleteCookie(name, path) {
	var exp = new Date();
	path="/";
	
	exp.setTime(exp.getTime() - 1);
	var cookieVal = getCookie(name);
	if (cookieVal != null) {
		var cookie = name + "=" + cookieVal + "; expires=" + exp.toGMTString();
		cookie = cookie + "; path=" + path;
		document.cookie = cookie;
	}
}

//creation d'un cookie
function setCookie(name, value, path, session) {
	path="/";
    var cookie = name + "=" + value; 
    if (session != true) {
	    var date = new Date();
		date.setTime(date.getTime()+(365*86400000));
	    cookie = cookie + "; expires=" + date.toGMTString();
	}
	
   
    cookie = cookie + "; path=" + path;
	
    //assignation du cookie
    document.cookie = cookie;
	
}