protected void EmptyGridFix(GridView grdView)
    {
        // normally executes after a grid load method
        if (grdView.Rows.Count == 0 &&
            grdView.DataSource != null)
        {
            DataTable dt = null;

            // need to clone sources otherwise it will be indirectly adding to 
            // the original source

            if (grdView.DataSource is DataSet)
            {
                dt = ((DataSet)grdView.DataSource).Tables[0].Clone();
            }
            else if (grdView.DataSource is DataTable)
            {
                dt = ((DataTable)grdView.DataSource).Clone();
            }
            if (dt == null)
            {
                return;
            }

            dt.Rows.Add(dt.NewRow()); // add empty row
            grdView.DataSource = dt;
            grdView.DataBind();

            // hide row
            grdView.Rows[0].Visible = false;
            grdView.Rows[0].Controls.Clear();
        }

        // normally executes at all postbacks
        if (grdView.Rows.Count == 1 &&
            grdView.DataSource == null)
        {
            bool bIsGridEmpty = true;

            // check first row that all cells empty
            for (int i = 0; i < grdView.Rows[0].Cells.Count; i++)
            {
                if (grdView.Rows[0].Cells[i].Text != string.Empty)
                {
                    bIsGridEmpty = false;
                }
            }
            // hide row
            if (bIsGridEmpty)
            {
                grdView.Rows[0].Visible = false;
                grdView.Rows[0].Controls.Clear();
            }
        }
    }