private void button1_Click_1(object sender, EventArgs e) { popupSearchBox.Clear(); popupSearchBox.AddSplitter("MENU ───────────────"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddItem("Test --> test --> tset"); popupSearchBox.AddSplitter("MORE ───────────────"); popupSearchBox.AddItem("Search on Baidu"); popupSearchBox.Visible = true; }