It may be false positives, but something is up with that site right now. Here's a copy and paste from My McAfee On Access Scan Log... I replaced the http entries with htp, so they would not link. Change them back at your own risk.
4/12/2008 11:19:34 AM Not scanned (scan timed out) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Program Files\Java\jre1.6.0_05\lib\rt.jar
4/12/2008 11:19:43 AM Script execution blocked nozero iexplore.exe(
htp://www.vitolas.net/) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:45 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:45 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:46 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:46 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:47 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\62\2387043e-34a02d7d-temp\GETACCESS.CLASS Exploit-ByteVerify (Trojan)
4/12/2008 11:19:47 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:47 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:48 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\59\5928803b-6fd1fcdc-temp\MATRIX.CLASS JV/Shinwow (Trojan)
4/12/2008 11:19:48 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:49 AM Script execution blocked nozero iexplore.exe(
htp://cdpuvbhfzz.com/dl/adv598.php) Script executed by iexplore.exe JS/Exploit-BO.gen (Trojan)
4/12/2008 11:19:49 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\62\2387043e-3f759c9b-temp\GETACCESS.CLASS Exploit-ByteVerify (Trojan)
4/12/2008 11:19:49 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\59\5928803b-4c10ffdb-temp\MATRIX.CLASS JV/Shinwow (Trojan)
4/12/2008 11:19:50 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\59\5928803b-49eaa0ef-temp\MATRIX.CLASS JV/Shinwow (Trojan)
4/12/2008 11:19:51 AM Deleted (Clean failed) ENT\nozero C:\Program Files\Internet Explorer\iexplore.exe C:\Documents and Settings\nozero\Application Data\Sun\Java\Deployment\cache\6.0\62\2387043e-7a2ca87c-temp\GETACCESS.CLASS Exploit-ByteVerify (Trojan)