82395 Mail List reinstallations

It's an Icomplete Safelist script. I'd this sript installed and reinstalled by other webmaster but until now it's not working. What do you need to do: Reinstall the script. Make sure all section works. Make sure I can be able to login to my admin section. you can take a look and tell me what's the problem. I need you to do this first before im goig to pay for it.