Warning: Undefined array key "is_admin" in /home/ejazkhan/public_html/INFOST440/week15/library/secret_page_admin.php on line 4

Warning: Cannot modify header information - headers already sent by (output started at /home/ejazkhan/public_html/INFOST440/week15/library/secret_page_admin.php:4) in /home/ejazkhan/public_html/INFOST440/week15/library/secret_page_admin.php on line 5