/// <summary>
/// Вызов формы About
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void aboutToolStripMenuItem1_Click(object sender, EventArgs e)
{
Form About = new AboutForm();
About.ShowDialog();
}
/// <summary>
/// Метод для открытия окна About
/// </summary>
private static void ShowAboutForm()
{
var about = new AboutForm();
about.ShowDialog();
}