private void fillOUs()
{
this.Enabled = false;
this.Cursor = Cursors.WaitCursor;
List<string> ous = AD.ListOU(cboDomains.Text);
cboOrganizationalUnit.Items.Clear();
foreach (string ou in ous)
{
ComboboxItem item = new ComboboxItem();
item.Text = ou;
item.Value = ou;
cboOrganizationalUnit.Items.Add(item);
}
this.Enabled = true;
this.Cursor = Cursors.Default;
}