//--------------------------------------------------------------------------------
//	augmentation/diminution taille texte
//--------------------------------------------------------------------------------
var taille_texte=1;
var t;
if (t=readCookie('taille_texte')) taille_texte=t;


function augmenterTexte() 
{
	if (taille_texte==5) 
		return;

	taille_texte	= taille_texte+1;

	if (document.getElementById('mycont_art')) 
	{
		var art	= document.getElementById('mycont_art');
		document.getElementById('mycont_art').className='taille'+taille_texte;

		writeCookie('taille_texte',taille_texte);
	}
}

function diminuerTexte() 
{

	if (taille_texte==1) 
		return;

	taille_texte	= taille_texte-1;
	if (document.getElementById('mycont_art'))
	{
		var art	= document.getElementById('mycont_art');

		document.getElementById('mycont_art').className='taille'+taille_texte;

		writeCookie('taille_texte',taille_texte);
	}
}


function readCookie(name) 
{
	var cname 	= '; ' + name + "=";
        var dc 		= '; '+document.cookie;

        if (dc.length > 0) 
	{
                begin = dc.indexOf(cname);
                if (begin != -1) 
		{
                        begin += cname.length;
                        end = dc.indexOf(";", begin);
                        if (end == -1) 
				end = dc.length;

                        return unescape(dc.substring(begin, end));
                }
        }
        return null;
}

function writeCookie(name, value) 
{
        var expires = new Date();
        var pathname=location.pathname;

        var myDomain=pathname.substring(0,pathname.lastIndexOf('/')) +'/';
        expires.setTime(expires.getTime()+(365*24*3600*1000));

        document.cookie = name + "=" + escape(value) +
        ((expires == null) ? "" : "; expires=" + expires.toGMTString()) +
        ((pathname == null) ? "" : "; path=" + pathname) +
        ((myDomain == null) ? "" : "; domain=" + myDomain);
}
//END	augmentation/diminution taille texte