function extractlink($str, $start, $end) {
  $pos_start = @strpos($str, $start);
  $pos_end = @strpos($str, $end, ($pos_start + strlen($start)));
  if (($pos_start !== false) && ($pos_end !== false)) {
    $pos1 = $pos_start + strlen($start);
    $pos2 = $pos_end - $pos1;
    return substr($str, $pos1, $pos2);
  } 
}

$thelink = @file_get_contents($linkreplace);

$res4 = extractlink($links, '<span class="pagetitle">', '</span>');

print $res4;

// linku original care il extrage trebuia sa fie : 2008 Ford F-150 2WD 
// da el imi da : 2008 Ford F-150 2WD