/**
* keywords - create a list of keywords from a sting such as a title
*/
private function keywords($title)
{
static $keywordsFilter = null;
$includePath = dirname(__FILE__) . '/';
require_once $includePath . 'Keywords.php';
if (!$keywordsFilter) {
$keywordsFilter = new Keywords();
}
$keywords = $keywordsFilter->keywords($title);
return $keywords;
}
