This script writer should be banned. The script is NOT what it claims to be.
Packed into all that sourcecode is a code to load an external script. Whether you understand that or not, let me tell you what it means for anyone installing it:
This will force load ADVERTISING affiliate crap into your browsing!
This is an attempt to make cash by the creator by tricking you into thinking it is a script for something else.
He has posted a few scripts and ALL are filled with this crapware spam adserving code.
PLEASE DO NOT USE AND REPORT THIS USER!

This script is copied for mine but it inject in the page a script downloaded form http://idk.li/scripts/main.js

It's a malware from a lamer