This is a feedback forum and I think a better explanation is due rather than joking about "norton sucks" etc.
A quick look at the page linked to explains it.
There are three malformed images in the gallery. Why they are malformed is questioinable, but nonetheless they are broken and *sometimes* brolen images implies an attempted malicious attack.
Total threats found: 3
Drive-By Downloads (what's this?)
A drive-by download is computer code that takes advantage of a software bug in a Web browser to make it do something that the attacker wants—such as run malicious code, crash the browser, or read data from the computer. Software bugs that are open to browser attacks are also known as vulnerabilities.
Threats found: 3
Here is a complete list:
Threat Name: HTTP Suspicious Executable Image Download
Location:
http://www.rpgrevo lution.com/images/game_titles/939.jpg
Threat Name: HTTP Suspicious Executable Image Download
Location:
http://www.rpgrevo lution.com/images/game_titles/252.jpg
Threat Name: HTTP Suspicious Executable Image Download
Location:
http://www.rpgrevo lution.com/images/game_titles/229.jpg
(Links broken for security)