tokens: I want to know that , when I click on next button than id = " upper1 " become id = " upper2 " and id = " upper2 " become id = " upper3 " and id = " upper3 " become id = " upper1 " and so on .
ner_tags: O O O O O O O O O O O B-User_Interface_Element O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O B-Code_Block I-Code_Block I-Code_Block I-Code_Block I-Code_Block O O O O