function goLogin(url) {	
		//if (parent.document.location.href.indexOf("next_url") < 0) 
			//if (parent.document.location.href.indexOf("html") < 0)
				//parent.document.location.href = url + encodeURIComponent(parent.document.location.href);
			//else if (parent.document.location.href.indexOf("index") >= 0)
				//top.document.location.href = url + encodeURIComponent(top.document.location.href);
		parent.location.href = url + encodeURIComponent(parent.location.href);
	}
	
	function goLogout(url) {	
		parent.location.href = url + encodeURIComponent(parent.location.href);
	}