// JavaScript Document
t = LireCookie("mlj_size");
if (!t) {
	t = 1;
}

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;
}

function changerTaille(modif) {
	t = eval(t) + modif;
	document.getElementsByTagName("body")[0].style.fontSize = t + "em";
	document.cookie = "mlj_size=" + escape(t) + ";path=/;";
}