help! winxp

an dog head appears on the right bottom coner of my winxp recently. i mean an application has been installed in my PC without my authorization. the dog head appears right after the internet connection netzero starts. i tried to kill it through task manager, by stopping the process tree of supicious tasks such as cashback.exe, bargn.exe, nls.exe, but they apprears in a second.
anybody could help to handle this problem?
thank a loooot!

所有跟帖： 

• 回複：help! winxp -甲子- ♀ (517 bytes) () 08/09/2004 postreply 13:01:20

• how to boot to safe mode? -++- ♀ (0 bytes) () 08/09/2004 postreply 13:23:17

• press Function key F8 -甲子- ♀ (17 bytes) () 08/09/2004 postreply 16:04:02