Absolutely not, I think he is a stand up guy. It is usually injected by a party other than the site owner (happens all the time).
Details Below:
Of the 42 pages tested on the site over the past 90 days, 6 page(s) resulted in malicious software being downloaded and installed without user consent. The last time a bot visited this site was on 2012-11-13, and the last time suspicious content was found on this site was on 2012-09-22.
Malicious software is hosted on 2 domain(s), including daybday.com/, pratocartucce.com/.
1 domain(s) appear to be functioning as intermediaries for distributing malware to visitors of this site, including pratocartucce.com/.
This site was hosted on 2 network(s) including AS26496 (PAH), AS15169.
Is there no way he can protect himself? Obviously, this could be the work of Obamanoids.