ASP.NET Cookies简单应用 记住用户名和密码

using System;
using System.Collections.Generic;
using System.Text;
using System.Web;
namespace TLibrary.ObjectHelper
{
    public class CookiesHelper
    {
        #region 获取Cookie
        /// <summary>
        /// 获得Cookie的值
        /// </summary>
        /// <param name="cookieName"></param>
        /// <returns></returns>
        public static string GetCookieValue(string cookieName)
        {
            return GetCookieValue(cookieName, null);
        }
        /// <summary>
        /// 获得Cookie的值
        /// </summary>
        /// <param name="cookieName"></param>
        /// <param name="key"></param>
        /// <returns></returns>
        public static string GetCookieValue(string cookieName,string key)
        {
            HttpRequest request = HttpContext.Current.Request;
          &nbs