Unfortunately, the BearShare installer adds to your system several spyware programs; these programs can then be removed using ad-aware. Not that BearShare is a bad program by any means, but I resent their decision to add spyware.
Started registry scan.
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OnFlow key:HKEY_LOCAL_MACHINE\software\onflow\
Suspicious keys found : 1
Started folder scan.
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Aureate folder:C:\Program Files\Odigo\adcache
Suspicious folders found : 1
Started file examination.
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Doubleclick file:C:\WINDOWS\Cookies\nrussell@doubleclick1.txt
OnFlow file:C:\Program Files\Internet Explorer\PLUGINS\ieonflow.dll
OnFlow file:C:\Program Files\Internet Explorer\PLUGINS\nponflow.dll
OnFlow file:C:\Program Files\Internet Explorer\PLUGINS\onflowplayer0.dll
OnFlow file:C:\Program Files\Internet Explorer\PLUGINS\onflowreport.exe
OnFlow file:C:\Program Files\Opera\Program\Plugins\nponflow.dll
OnFlow file:C:\Program Files\Opera\Program\Plugins\onflowplayer0.dll