function changerTemplate (choix) {
	
	$('cssZenith').setProperty('href', 'http://'+document.domain+'/ui/css/template'+choix+'.css' );
	$$('.seConnecter').setProperty('src', 'http://'+document.domain+'/ui/images/'+choix+'/seConnecter.png' );
	
	var myDomain='/';
	var date_exp = new Date();
	date_exp.setTime(date_exp.getTime()+(365*24*3600*1000));
	SetCookie("templateZenith",choix,date_exp,myDomain);

}

function SetCookie (name, value) {
	var argv=SetCookie.arguments;
	var argc=SetCookie.arguments.length;
	var expires=(argc > 2) ? argv[2] : null;
	var path=(argc > 3) ? argv[3] : null;
	var domain=(argc > 4) ? argv[4] : null;
	var secure=(argc > 5) ? argv[5] : false;
	document.cookie=name+"="+escape(value)+
		((expires==null) ? "" : ("; expires="+expires.toGMTString()))+
		((path==null) ? "" : ("; path="+path))+
		((domain==null) ? "" : ("; domain="+domain))+
		((secure==true) ? "; secure" : "");
}