private void button1_Click(object sender, EventArgs e)
        {
            AddNewDahampasala adn = new AddNewDahampasala();

            adn.Show();
            this.Enabled = false;
        }
        private void අලතනඑකකරනනToolStripMenuItem1_Click(object sender, EventArgs e)
        {
            AddNewDahampasala and = new AddNewDahampasala();

            and.Show();
        }