Display message that hide itself after certain interval or after user say’s to hide it. Released it for beginners.

learn how to submit form and handle error and success. Important is how to avoid resubmitting of form.

how to display message after form submit or any action taken after user interaction?

Submit html form using javascript, even decide using javascript where your form will be submitted.

This is the general problem fresher struck in form submission. They struck in some logical problem and try to find their solution in submitting two forms in a web page at same time.
But answer to this question is simple. You cannot do this in general.
You can change action attribute’s value based on some condition. You [...]