慕森卡
				  //修改Cookie案例:  protected void Button3_Click(object sender, EventArgs e)  {  //获取客户端的Cookie对象  HttpCookie cok = Request.Cookies["MyCook"];  if (cok != null)  {  //修改Cookie的两种方法  cok.Values["userid"] = "alter-value";  cok.Values.Set("userid", "alter-value");  //往Cookie里加入新的内容  cok.Values.Set("newid", "newValue");  Response.AppendCookie(cok);  }  }