private void View_bill_for_one_customer_Click(object sender, EventArgs e)
{
View_Bill_For_Customer cus = new View_Bill_For_Customer();
cus.Show();
}
private void button3_Click(object sender, EventArgs e)
{
View_Bill_For_Customer cuscus = new View_Bill_For_Customer();
cuscus.Show();
}
private void View_bills_cus_button_Click(object sender, EventArgs e)
{
View_Bill_For_Customer cuss = new View_Bill_For_Customer();
cuss.Show();
}