how do add a register script to this simple login scrip??

[Arudis]

I wanted to know how do i add a register script to this login script??
and maybe a page that shows the members of the site
well yea heres the demo http://toadshosting.com/demos/login/
heres the download http://toadshosting.com/scripts/download.php?scriptid=2

[Eccentric]

is it using mysql?

[Arudis]

no its not