protected void Button1_Click(object sender, EventArgs e) { if (HiddenField2.Value != "") { Button1.Text = "Save"; Al.brnd.brand = TextBox1.Text.Trim().ToString(); Al.brnd.brand_id = Convert.ToInt32(HiddenField1.Value); Al.BrandDelete(); TextBox1.Text = ""; HiddenField1.Value = ""; HiddenField2.Value = ""; GridView1.DataBind(); } else if (HiddenField1.Value != "") { Button1.Text = "Save"; Al.brnd.brand = TextBox1.Text.Trim().ToString(); Al.brnd.brand_id = Convert.ToInt32(HiddenField1.Value); Al.BrandEdit(); HiddenField1.Value = ""; GridView1.DataBind(); } else { Al.brnd.brand = TextBox1.Text.Trim().ToString(); Al.BrandInsert(); GridView1.DataBind(); } }