private void BtnNext_Click(object sender, EventArgs e)
        {
            String FName  = txtFName.Text;
            String LName  = txtLName.Text;
            String PWord1 = txtPWord.Text;
            String PWord2 = txtConPWord.Text;
            String Email  = txtEmail.Text;

            if (PWord1 == PWord2)
            {
                String password = PWord1;
                hashedPassword = Hash(password);
            }
            if (txtEmail.Text != string.Empty && txtLName.Text != string.Empty && txtFName.Text != string.Empty && txtPWord.Text != string.Empty && txtConPWord.Text != string.Empty)
            {
                SignInPage home = new SignInPage();
                this.Hide();
                home.ShowDialog();
                this.Show();
            }
            else
            {
                if (txtEmail.Text == string.Empty)
                {
                    errorProvider1.SetError(txtEmail, "Please enter appropreate E-mail address");
                }
                if (txtFName.Text == string.Empty)
                {
                    errorProvider2.SetError(txtFName, "Please enter First Name");
                }
                if (txtLName.Text == string.Empty)
                {
                    errorProvider3.SetError(txtLName, "Please enter Last Name");
                }
            }
        }