private void tBar_ButtonClick(object sender, System.Windows.Forms.ToolBarButtonClickEventArgs e)
{
about about1 = new about();
if (about1.ShowDialog(this) == DialogResult.OK)
{
}
}
private void miAbout_Click(object sender, System.EventArgs e)
{
about about1 = new about();
about1.ShowDialog(this);
}