Prompt how to remove the output “done” and the other by pressing the button on the www interface?
https://lh3.googleusercontent.com/-uHmWRyihtgU/VoqKhmv-gYI/AAAAAAAAC4o/5FnO159JkVc/s640-Ic42/Screenshot_2016-01-04-16-57-10.png
I want a button to do the right action and I do not display any information. Thank you.