private void BindUserWalletDetails(string userid)
    {
        DataTable dt = new DataTable();

        try
        {
            dt = ob_wallet.getAdminWalletDetails(userid);
            if (dt.Rows.Count > 0)
            {
                gvWalletDetails.DataSource = dt;
                gvWalletDetails.DataBind();
            }
            else
            {
                gvWalletDetails.DataSource = null;
                gvWalletDetails.DataBind();
            }
        }
        catch
        { }
    }