Y ou now need to paste what you just copied into a "Notepad" and save as a Text document and name it"whatever_you_name_it.js"*. If you have a Notepad replacement and not using the Microsoft® Notepad, this will not work. You Need To Save it with the Microsoft® Notepad. Reason being is quite simple. Not everyone is using the notepad replacement you are. The replacement notepad is software that is uploaded and installed into the individual computer. By uploading it with the replacement, not all systems will be able to read the external Javascript because that particular software is not installed on their system.
O
nce you save as ( whatever_you_name_it.js ), you should see something that looks a lot like: 
Now upload that file ( whatever_you_name_it.js ) into the directory where your effect will be located.
* The name of the file "whatever_you_name_it" is just an example. You can name it anything you want.