public void CallConnection()
    {
        ClsSqlConnection obj = new ClsSqlConnection();
        DataSet          ds  = obj.Insert1(txtFirstName.Text, txtLastName.Text, txtEmailAddress.Text, datepicker.Text, rblGender.SelectedItem.Text, txtMobileNo.Text, txtHint.Text, txtPassword.Text);

        if (ds.Tables.Count > 0)
        {
            if (ds.Tables[0].Rows[0]["code"].ToString() == "200")
            {
                txtCaptcha.Text         = txtFirstName.Text = txtLastName.Text = txtEmailAddress.Text = datepicker.Text = txtMobileNo.Text = txtHint.Text = txtPassword.Text = "";
                rblGender.SelectedIndex = 0;
            }
            else
            {
                lblCaptcha.Text = Guid.NewGuid().ToString().Substring(0, 5);
                txtCaptcha.Text = "";
            }
            lblError.Text = ds.Tables[0].Rows[0]["Message"].ToString();
        }
    }