Avast detect virus on this website

Dear All,

Our customer can not visit the website: www.sentradigital.com because avast detected virus on the website.
We have report this several times but avast still detected virus on the website.

I have checked with sucuri.net and the result is clean.
https://sitecheck.sucuri.net/results/sentradigital.com

Please give us your solution.
Thank you.

http://zulu.zscaler.com/submission/show/27671ec93f80ce46d71d1480abbb2d32-1435822641

You can report a possible FP here: https://www.avast.com/contact-us.php?subject=VIRUS-FILE