i need a string to be put on my insert form button, in order to send fully up the page and to permit to read the confirmation message.

i need a string to be put on my insert form button, in order to send fully up the page and to permit to read the confirmation message.

I am not clear on your question. But, I think you are asking about getting users to confirm kind of a terms and conditions message. If that's what you want, here is a nice widget you can use:

https://www.jotform.com/widgets/terms-and-condition

 

If you need to show the terms in the form, here is another one:

https://www.jotform.com/widgets/short-scrollable-terms