protected void Button1_Click(object sender, EventArgs e)
        {
            if (pwd.Text.Equals(cnf.Text))
            {
                Hashing hash = new Hashing();
                String hashpwd = hash.createHash(pwd.Text);
                List<String> details = new List<String>();
                details.Add(un.Text);
                details.Add(hashpwd);
                details.Add(email.Text);
                XMLManipulator man = new XMLManipulator();
                Boolean flag = man.saveToXML(details, true);
                if (flag == false)
                {
                    msg.Text = "username aleady exists";
                }
                else { msg.Text = "Registered";
                Response.Redirect("Login.aspx");
                }
            }

            else
            {
                msg.Text = "passwords are not same";
            }
        }
        protected void Button1_Click(object sender, EventArgs e)
        {
            if (pwd.Text.Equals(cnf.Text))
            {
                Hashing hash = new Hashing();
                String hashpwd = hash.createHash(pwd.Text);
                List<String> details = new List<String>();
                details.Add(un.Text);
                details.Add(hashpwd);
                details.Add(email.Text);
                XMLManipulator man = new XMLManipulator();
               Boolean flag = man.saveToXML(details,false);
               if (flag == false) {
                   msg.Text= "username aleady exists";}
                   else{
                       HttpCookie myCookies = new HttpCookie("myCookieId");
                       myCookies["NameUser"] = un.Text;
                       myCookies.Expires = DateTime.Now.AddMonths(6);
                       Response.Cookies.Add(myCookies);
                       msg.Text = "Name stored in cookiesis registered = "  + myCookies["NameUser"] ;

                   }
               }
            
            else {
                msg.Text = "passwords are not same";
            }
        }