if(@strstr($_SERVER['REQUEST_URI'], "index.php"))
        {
         $_SERVER['REQUEST_URI'] = str_replace("index.php", "", $_SERVER['REQUEST_URI'] );
         @header('HTTP/1.1 301 Moved Permanently');
         @header("Location: ".$_SERVER['REQUEST_URI']);
         exit;
        }

        if(@strstr($PowerBB->_SERVER['REQUEST_URI'], "index.php"))
        {
         $PowerBB->_SERVER['REQUEST_URI'] = str_replace("index.php", "", $PowerBB->_SERVER['REQUEST_URI'] );
         @header('HTTP/1.1 301 Moved Permanently');
         @header("Location: ".$PowerBB->_SERVER['REQUEST_URI']);
         exit;
        }

$filename             =     explode('/',$filename);