private void linkLabel2_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e) { if (textBox1.Text.Trim() != string.Empty && textBox2.Text.Trim() != string.Empty && label4.Text.Trim() != string.Empty) { vechile v = new vechile(); v.ShowDialog(); } else { // ss.Speak("please fill the entries"); MessageBox.Show("please fill the entries"); } }