private void exit_Click(object sender, EventArgs e)
{
setting set = new setting();
set.Show();
Application.Exit();
}
private void button2_Click_1(object sender, EventArgs e)
{
setting set = new setting();
set.Show();
}
private void button3_Click(object sender, EventArgs e)
{
setting set1 = new setting();
set1.Show();
}