protected void btnAddCat_OnClick(object sender, EventArgs e) { string hh = ""; if (!string.IsNullOrWhiteSpace(TextBox1.Text)) { hh = DBL.addNewCategory(TextBox1.Text); } if (hh == "table exists") { Label1.Visible = true; Label1.ForeColor = Color.Red; Label1.Text = "This category already Exists in DB "; } if (hh == "column exists in category") { Label1.Visible = true; Label1.ForeColor = Color.Red; Label1.Text = "This category already Exists in cat Table Delete It first"; } if (hh == "Successful") { Label1.Visible = true; Label1.ForeColor = Color.Green; Label1.Text = "Successfully added"; } }