private void button1_Click(object sender, EventArgs e)
        {
            localhost.Service1 ser = new localhost.Service1();
            bool ispass, isuser;

            ser.Chngpass(textBox1.Text, textBox2.Text, cmbquestion.Text, txtanswer.Text, textBox3.Text, out isuser, out ispass);
            if (isuser && ispass)
            {
                MessageBox.Show("Your Password has changed");
            }
            else
            {
                MessageBox.Show("Wronge information");
            }
        }