$sql.=' AND faq.category_id='.db_input($_REQUEST['cid']);
if($_REQUEST['q'])
$sql.=" AND MATCH(question,answer,keywords) AGAINST ('".db_input($_REQUEST['q'],false)."')";
$sql.=" AND question LIKE ('%".db_input($_REQUEST['q'],false)."%') OR answer LIKE ('%".db_input($_REQUEST['q'],false)."%') OR keywords LIKE ('%".db_input($_REQUEST['q'],false)."%')";