You have a serious spyware infection. Do NOT do any financial transaction on the computer until this is resolved completely.
A clean up may be possible, but I would be more prone to moving your important data off to a removable drive and, wiping it out and doing a new install.
Another link to the fix tool:
http://www.bleepingcomputer.com/forums/topic17258.html
More information about the problem:
http://en.wikipedia.org/wiki/Spyware_Quake