How do i disable the back button?

[sudha.a]

Hi
Any one help me.

how to disable the back button .

when one user use the application in this situation back key is enable.
next second user should not see what are all the operation done by the earlier user or first user.

Thanks,
sudha.

[kestrel]

i dont really think you can do that, just delete the history before the next user goes on

or
close the internet window, and opwn a new one