title: Is it possible to disable esc/F11 key during full screen mode of webpage, programmatically?
body: <p>Is it possible to disable esc/F11 key during full screen mode of webpage, programmatically? I need to have an exit button within the webpage to exit from fullscreen mode, but need to prevent to come outside the fullscreen mode using other funcationality of windows(like esc, F11, etc.). Please help me if anyone have any idea about this.</p>