DWORD WINAPI LoadUpdate (LPVOID param)
{
  CUpdateDlg* dlg = (CUpdateDlg*) param;

  if (dlg->autoCheck)
    UpdateVersion (NULL);

  char buf[2048];
  sprintf (buf, "Current version: %s\r\n"
                "Last version: %s\r\n",
                formatVersion (curVersion),
                formatVersion (lastVersion));
  dlg->SetDlgItemText (IDC_BUFFER, buf);

  if (curVersion < lastVersion)
  {
    CString log = buf;
    log += "\r\nLoading changelog...";
    dlg->SetDlgItemText (IDC_BUFFER, log);
    try
    {
      CInternetSession inet;
      CInternetFile* file = dynamic_cast<CInternetFile*> (inet.OpenURL (logURL));
      log = buf;
      log += "\r\nChangelog:\r\n";
      if (file != NULL)
      {
        while (file->ReadString (buf, sizeof buf - 5))
        {
          if (buf[0] == '*' && buf[1] == '*')
          {
            unsigned int ver = parseVersion (buf + 2);
            if (ver != 0 && ver <= curVersion)
              break;
          }
          log += buf;
        }
        log.Replace ("\n", "\r\n");
        dlg->SetDlgItemText (IDC_BUFFER, log);
        delete file;
      }
      else
        lastVersion = 0;
    }
    catch (CInternetException*)
    {
    }
  }

  return 0;
}
DWORD WINAPI UpdateVersion (LPVOID param)
{
  try
  {
    CInternetSession inet;
    CInternetFile* file = dynamic_cast<CInternetFile*> (inet.OpenURL (versionURL));
    char buf[256];
    if (file != NULL)
    {
      lastVersion = parseVersion (file->ReadString (buf, 255));
      delete file;
    }
    else
      lastVersion = 0;
  }
  catch (CInternetException*)
  {
  }
  return 0;
}