The .js extension stands for Javascript... a type of code language. Now it "could be" a virus on your system but based on the info you have posted so far I don't think so.fiber.js
p.s. the hyper-links in your posts above are put in by this forum and nothing to do with having a virus.anti malware, it
I did a scan with Spymaster and it showed Dregal.com as a virus on my pc
If you want i can send a screen shot of the scan with the virus in?