private void Register_Click(object sender, RoutedEventArgs e)
        {
            if (Username_reg.Text == "" || Passwordtoregister.Password == "")
            {
                MessageBox.Show("Please fill the two important fields ");
            }
            else
            {
                string salt;
                string hashedpswrd = HashingAlgorihtm.GeneratePasswordHashAndSalt(Passwordtoregister.Password, out salt);

                PersonalInformation Userinfo = new PersonalInformation(Username_reg.Text, hashedpswrd, salt, First_name_reg.Text, Last_name_reg.Text, email_reg.Text);

                MainWindow mainmenu = new MainWindow();
                mainmenu.Show();
                this.Close();
                Backend.Addlogs("A user was registered succesfully");
            }
        }