tokens: I could do a standard non-AJAX popup , but then if a user clicks on the page the pop-up came from , the pop-up goes underneath the main page , which is n't something I want at all .
ner_tags: O O O O O B-Library B-Function O O O O O O O O O B-User_Interface_Element O B-User_Interface_Element O O O O B-User_Interface_Element O O O O B-User_Interface_Element O O O O O O O O O O