private void addViewMenuItem_Click(object sender, EventArgs e)
{
SinglesForm form = new SinglesForm(model);
form.MdiParent = this;
form.Show();
}
private void MainForm_Load(object sender, EventArgs e)
{
SinglesForm form1 = new SinglesForm(model);
form1.MdiParent = this;
form1.Show();
SinglesForm form2 = new SinglesForm(model);
form2.MdiParent = this;
form2.Show();
this.LayoutMdi(MdiLayout.TileHorizontal);
}