tokens: Whenever the modal dialog should appear , have the current page redirect to the ' modal page ' , get the user 's input , and return to the page it was on .
ner_tags: O O B-User_Interface_Element I-User_Interface_Element O O O O O O O O O O O B-User_Interface_Element I-User_Interface_Element O O O O O O O O O O O O O O O O O