How to automate the following sequence of actions?

Question

PHP

Good afternoon!
Tell me, please, a tool (s) how to automate and quickly implement (in terms of development and implementation) the following sequence of actions.
1) clearing session cookies
2) going to a specific site
3) executing a javascript function
4) timeout 10 seconds
5) and according to the new paragraph 1, ...

Answer 1

As a result, I decided with the help of the imacros add-on to the firefox browser.