private void button2_Click(object sender, EventArgs e)
{
add_new_product adp = new add_new_product();
Manage_Product mp = new Manage_Product();
adp.Show();
mp.Close();
}
private void button4_Click(object sender, EventArgs e)
{
Update up = new Update();
Manage_Product mp = new Manage_Product();
up.Show();
mp.Close();
}
private void button1_Click(object sender, EventArgs e)
{
Manage_Product mp = new Manage_Product();
Form3 f3 = new Form3();
mp.Show();
f3.Hide();
}