site being blocked

I am trying to go out to atvmopedparts.com and it is being blocked, listed reason is HTML:Script-inf.
a friend said it is probably a false positve, but I has done a manual update still being blocked. This is
a reliable site.

seems infected or ws infected
http://sitecheck.sucuri.net/results/atvmopedparts.com

nothing here
http://zulu.zscaler.com/submission/show/72506e225428aba097072fee14328d21-1342713377
http://urlquery.net/report.php?id=96724

Detection is correct. See: http://urlquery.net/report.php?id=96720
There are two document.write iframes to a suspicious site blacklisted by 3 over a four month period.
See: http://urlvoid.com/scan/count18.51yes.com/
And: http://urlvoid.com/scan/countt.51yes.com/

Site errors detected: http://sitecheck.sucuri.net/results/atvmopedparts.com
I get a “You don’t have permission to access /images/nav_css/yahoo-dom-event_2.js on this server”,

polonus