private void rbChi_CheckedChanged(object sender, EventArgs e)
{
if (rbChi.Checked == true)
{
for (int i = 0; i < lvVersionSelection.Items.Count; i++)
{
lvVersionSelection.Items[i].Checked = false;
}
lvVersionSelection.Items[2].Checked = true;
lvVersionSelection.Items[3].Checked = true;
lvVersionSelection.Items[7].Checked = true;
lvVersionSelection.Items[8].Checked = true;
}
}