WIN SP SP3Is this software snakeoil - suddenly popped onto the screen whilst wifw surfing a news site.Cant get rid of it - says there is no space on the C: drive yet over 50% showing as free. Wants to do a defrag if I pay.Tried Disk Defrag but all I get is the sentinal.Got to be quick as I get chucked out.Damascus1 person got this answerI do too