void CDocSelectDlg::OnOK() 
{
	CTreeCtrl* pTree = (CTreeCtrl*)GetDlgItem(IDC_DOCLIST_TRE);
	
	HTREEITEM hItem = pTree->GetRootItem();
	int i = 0;
	int nItemsDeleted = 0;
	while (hItem)
	{
		if (! pTree->GetCheck(hItem))
		{
			m_aDocNames.RemoveAt(i - nItemsDeleted);
			nItemsDeleted++;
			i++;
		}
		hItem = pTree->GetNextSiblingItem(hItem);
	}
	
	CDialog::OnOK();
}