// JavaScript Document
// Cookies
function EcrireCookie(nom,valeur,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=nom+ "=" +escape(valeur)+ ";path=/"+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookieVal(offset)
{
var endstr=document.cookie.indexOf (";", offset);
if (endstr==-1) endstr=document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}

function LireCookie(nom)
{
var arg=nom+"=";
var alen=arg.length;
var clen=document.cookie.length;
var i=0;
while (i<clen)
{
var j=i+alen;
if (document.cookie.substring(i, j)==arg) return getCookieVal(j);
i=document.cookie.indexOf(" ",i)+1;
if (i==0) break;

}
return null;
}