You have already added some cursors to the library under your account which is good. All you need to do now is to go to the main page of the library and click a link near the bottom of the page (or simply click here) (you must be logged in).
Then follow the instructions on that page.
How do i create a set?
I have lots of RS2 cursors...
How?????? I have new cursors like the ancient magiks and prayers and god magik and vengance