$spoilerreplace = '<br /> <span id="spoiler-wrap-' . $rnd . '" class="spoiler-wrap fakelink" onclick="openClose(\'spoiler-' . $rnd . '\');">' . L10n::t('Click to open/close') . '</span>'.
'<blockquote class="spoiler" id="spoiler-' . $rnd . '" style="display: none;">';
$s = substr($s, 0, $pos) . $spoilerreplace . substr($s, $pos + strlen($spoilersearch));
$spoilerreplace = '<br /> <span id="spoiler-wrap-' . $rnd . '" class="spoiler-wrap fakelink" onclick="openClose(\'spoiler-' . $rnd . '\');">' . L10n::t('Click to open/close') . '</span>'.
'<blockquote class="spoiler" id="spoiler-' . $rnd . '" style="display: none;">';
$s = substr($s, 0, $pos) . $spoilerreplace . substr($s, $pos + strlen($spoilersearch));