hera it is:
http://www.baidu.com ???
avast will Pop-up an alarm…
but,
I’m sure it’s a misstatement!!No Antivirus but avast 5.0 gives this warning
and baidu is a famous Search engines in China!! 
Seems clean, so just disable PUP scanning, if needed…
asyn
Report 2010-06-25 13:50:56 (GMT 1)
Website baidu.com
Domain Hash 60d2f4fe0275d790764f40abc6734499
IP Address 61.135.163.94 [SCAN]
IP Hostname -
IP Country CN (China)
AS Number 4808
AS Name CHINA169-BJ CNCGROUP IP network China169 Beij…
Detections 0 / 19 (0 %)
Status CLEAN
It is quite likely that your browser is being redirected elsewhere (i.e. is “hijacked”). Please try running a Full System Scan.
Strange…I tried too…and I’ve this pop up (look image attached). Unless both we are infected, seems baidu is corrupted, or avast is getting a fp…
VirusTotal - baidu.com.htm - 1/41
http://www.virustotal.com/analisis/9ef2b5b8b4c4f18cef51858452f99f92d155587073657a4f3d793923908b1b37-1277472223
NoVirusThanks - CLEAN
http://scanner.novirusthanks.org/analysis/b4e6c839ffd82e741e38f53c6c104f8e/aW5kZXg=/
Hello,
it’s false positive, it will be fixed in next VPS update.
Milos
Uh oh, didn’t know that. Sorry. 
Thanks for your answer
best wishes for avast!!