protected void lbuSubmit_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(txtInsertBudgetName.Text))
            {
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('กรุณาใส่ ชื่อประเภทเงินจ้าง')", true);
                return;
            }
            ClassBudget b = new ClassBudget();
            b.BUDGET_NAME = txtInsertBudgetName.Text;

            if (b.CheckUseBudgetName())
            {
                b.InsertBudget();
                BindData();
                ClearData();
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('เพิ่มข้อมูลเรียบร้อย')", true);
            }
            else
            {
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('ข้อมูลที่จะเพิ่ม มีอยู่ในระบบแล้ว !')", true);
            }
        }
        protected void modUpdateCommand(Object sender, GridViewUpdateEventArgs e)
        {
            Label lblBudgetIDEdit = (Label)GridView1.Rows[e.RowIndex].FindControl("lblBudgetIDEdit");
            TextBox txtBudgetNameEdit = (TextBox)GridView1.Rows[e.RowIndex].FindControl("txtBudgetNameEdit");

            ClassBudget b = new ClassBudget(Convert.ToInt32(lblBudgetIDEdit.Text)
                , txtBudgetNameEdit.Text);

            if (b.CheckUseBudgetName())
            {
                b.UpdateBudget();
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('อัพเดทข้อมูลเรียบร้อย')", true);
                GridView1.EditIndex = -1;
                BindData1();
            }
            else
            {
                ScriptManager.RegisterClientScriptBlock(this, this.GetType(), "alertMessage", "alert('ข้อมูลที่จะอัพเดท มีอยู่ในระบบแล้ว !')", true);
            }
        }