If you see a smile that is twisted so here
at the end of each page of a website with WordPress, it's most likely from a plugin named “WordPress.com Stats”.
I've hidden it using style.css. Add the following:
Deprecated: Unparenthesized `a ? b : c ? d : e` is deprecated. Use either `(a ? b : c) ? d : e` or `a ? b : (c ? d : e)` in /customers/b/5/c/itcrs.se/httpd.www/wp-content/plugins/gd-pages-navigator/gdr2/gdr2.fnc.php on line 570 Warning: Cannot modify header information - headers already sent by (output started at /customers/b/5/c/itcrs.se/httpd.www/wp-content/plugins/gd-pages-navigator/gdr2/gdr2.fnc.php:570) in /customers/b/5/c/itcrs.se/httpd.www/wp-content/plugins/wordpress-mobile-pack/inc/class-wmp-cookie.php on line 50