I get the JS:Agent-EHV [Trj]

I get the JS:Agent-EHV [Trj]. infected warning when trying to access to https://quanswertest.com/hu. please advise. I have no problem accessing to quanswertest.com when not using Avast.

https://sitecheck.sucuri.net/results/https/quanswertest.com/hu
https://www.virustotal.com/gui/url/6052e7b7d67d7819cac376aef9bb88a110841802a67986de7109ad2c15d6cac4/detection

You can report a suspected FP (File/Website) here: https://www.avast.com/false-positive-file-form.php

The problem, that this is our website, I don’t want to report. I don’t think that this site attacked by viruses, butavast allert appear, when I open this page. What could be the problem?

What could be the problem?
Possible false detection
The problem, that this is our website, I don't want to report.
So you dont want detection removed ?

Solved: this problem caused by whos.amung.us FREE REAL-TIME STATS script. I removed this script from my page and the problem was solved.