Notice: Undefined index: HTTP_REFERER in /home/www/web/japanxvideos/public_html/config.php on line 18

MySQL Error:
Access denied for user ''@'localhost' (using password: NO)
while executing query:
select words from search_words order by updatetime desc limit 0,50

MySQL Error:
Access denied for user ''@'localhost' (using password: NO)
while executing query:
select * from search_words where words=''