function createCookie(name,value,days)
	{
	if (days)
		{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
		}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
	}

function readCookie(name)
	{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
		{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
	return null;
	}
	
var fontSize = readCookie("styles_crsfa");

// Afficher la bonne feuille de style selon le paramètre CSS.
var feuilleGros = ""
var feuilleNormal = ""
if (navigator.appName == 'Netscape')
	{
	feuilleGros = '<link href="/css/styles_crsfa_gros.css" rel="styleSheet" type="text/css" media="screen">';
	feuilleNormal = '<link href="/css/styles_crsfa.css" rel="styleSheet" type="text/css" media="screen">';
	}
else
	{
	feuilleGros = '<link href="/css/styles_crsfa_gros.css" rel="styleSheet" type="text/css" media="screen">';
	feuilleNormal = '<link href="/css/styles_crsfa.css" rel="styleSheet" type="text/css" media="screen">';
	}

if(fontSize == 'gros') 
	{
	document.write(feuilleGros);
	}
else  
	{
	document.write(feuilleNormal);
	}
	
// Fonction pour changer la dimension des fontes.
function changeFont()
	{
	if((!fontSize) || (fontSize == "null"))
		{
		createCookie('styles_crsfa','gros',365);
		if(fontSize == 'gros') 
			{
			document.write(feuilleGros);
			}
			else  
				{
				document.write(feuilleNormal);
				}
		document.location = document.location;
		}
	else
		{
		createCookie('styles_crsfa','null',365);
		if(fontSize == 'gros') 
			{
			document.write(feuilleGros);
			}
			else  
				{
				document.write(feuilleNormal);
				}
		document.location = document.location;
		}
	}