I have a ewspaper ad grunning Tuesday and all of a sudden when you try t oadd an ite mto cart or write a review it takes you to a Blank white page

Someone help

Debug log shows

[16-Mar-2008 23:45:03] PHP Warning: Cannot modify header information - headers already sent by (output started at /home/reynolds/public_html/includes/languages/english/cherry_zen/meta_tags.php:1) in /home/reynolds/public_html/includes/init_includes/init_templates.php on line 78

theres another one
[16-Mar-2008 23:45:02] PHP Warning: Cannot modify header information - headers already sent by (output started at /home/reynolds/public_html/includes/languages/english/cherry_zen/meta_tags.php:1) in /home/reynolds/public_html/includes/init_includes/init_templates.php on line 78
[16-Mar-2008 23:45:02] PHP Warning: Cannot modify header information - headers already sent by (output started at /home/reynolds/public_html/includes/languages/english/cherry_zen/meta_tags.php:1) in /home/reynolds/public_html/includes/functions/functions_general.php on line 44