Parse error: syntax error, unexpected ';', expecting T_PAAMAYIM_NEKUDOTAYIM in /var/www/web117/html/includes/functionen.inc.php(448) : regexp code on line 1

Fatal error: preg_replace() [<a href='function.preg-replace'>function.preg-replace</a>]: Failed evaluating code: addslashes(geshicode('php', &amp;lt;a href=\&quot;javascript:history.back();\&quot;&amp;gt;Zurück&amp;lt;/a&amp;gt;','1')) in /var/www/web117/html/includes/functionen.inc.php on line 448