Drupal Widget Installation
1. Connect to the site files via FTP
It is necessary to go to the hosting, or connect to the source files of the site via FTP-client (eg. FileZilla) and make changes to the file "html.tpl.php", which is located in the directory: Your_Site/modules/system/html.tpl.php.
2. edit the html.tpl.php file
Необходимо вставить код виджета перед тегом </body> и сохранить изменения. Готово!