I am looking to open a url (html file) without any kind of address bars, bookmarks bar so that the user just sees the application window. Is there a way to do so?
I am doing an online quiz application in PHP. I want to restrict the user from going back in an exam.
I have tried the following script, but it stops my timer.
What should I do?
The timer is stored …
Is there an efficient way to tell if a DOM element (in an HTML document) is currently visible (appears in the viewport)?
(The question refers to Firefox.)