function setcookie(name, value, days, path, domain, secure) {
	var expires = -1;
	if(typeof days == "number" && days >= 0) {
		var d = new Date();
		d.setTime(d.getTime()+(days*24*60*60*1000));
		expires = d.toGMTString();
	}
	value = escape(value);
	document.cookie = name + "=" + value + ";" + (expires != -1 ? " expires=" + expires + ";" : "") + (path ? "path=" + path : "") + (domain ? "; domain=" + domain : "") + (secure ? "; secure" : "");
}


function getcookie(name) {
	var idx = document.cookie.indexOf(name+'=');
	if(idx == -1) {
		return null;
	}
	value = document.cookie.substring(idx+name.length+1);
	var end = value.indexOf(';');
	if(end == -1) {
		end = value.length;
	}
	value = value.substring(0, end);
	value = unescape(value);
	return value;
}