pandasoftware online scan detected as virus

hello
i appreciate your will to be the only antivirus running on my pc, but i dont like it.
detected as Win32:CTX
http://acs.pandasoftware.com/activescan/as5free/motor.cab\pskavs.DLL
vps ver. : 000704-2, 22/01/2007

See here, please:
http://www.avast.com/eng/virus_detection_and.html#idt_1554