private void button2_Click(object sender, EventArgs e)
        {
            TeamInsertUpdateDelete newtm = new TeamInsertUpdateDelete();

            newtm.TeamInsert(teamname, id);
        }
        private void button2_Click(object sender, EventArgs e)
        {
            TeamInsertUpdateDelete newma = new TeamInsertUpdateDelete();

            newma.show(dataGridView1);
        }
        private void button3_Click(object sender, EventArgs e)
        {
            TeamInsertUpdateDelete newtm = new TeamInsertUpdateDelete();

            newtm.delete(id);
        }