запись на примерку

Fatal error: Cannot redeclare isemail() (previously declared in /home/vseprazd/avemaria.com.ua/www/modules/mod_ext_simple_contact_form/mod_ext_simple_contact_form.php:61) in /home/vseprazd/avemaria.com.ua/www/modules/mod_ext_simple_contact_form/mod_ext_simple_contact_form.php on line 64