Hi.

I have application which consists of questions to user provided in
some order. Each question is reachable on the same address, let's say
http://myApp/Question. Application engine knows which question to show
from database record. Each question page has 'Previous Question' and
'Next Question' buttons which increase/decrease questionNumber in
database and redirects to http://myApp/Question (which loads question
looking for its number in database).

My problem is:
How "disable" 'back' and 'next' button in web browser so user can go
to previous/next question only by using 'Previous Question' / 'Next
Question' button? Is there a way to remove whole page from session? So
user when clicks "back"/"next" will see custom communicate "your
session expired or you clicked 'back' or 'next' button on your web
browser while doing a test'. Or maybe I could achieve such
functionality in other way?

Thank you in advance for help

Regards
-- 
Tomasz Dziurko

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