protected void Page_Load(object sender, Args e) { if (Request.Cookies["password"] != __________) this.TextBox2.Attributes.Add("value", Request["password"]); } protected void Button1_Click(object sender, Args e) { if (CheckBox1.__________) { Response.Cookies["password"]. __________= TextBox2.Text; Response.Cookies["password"]. __________= DateTime.Now.AddSeconds(20); } }