whats wrong with my computer

[Reefin']

yesterday on all websites that i visit on a regular basis i noticed that the threads i viewed racently weere not highlighted like normal from the previous viewing...well this morning now im signed off at every site i visit daily.....whats up with that?...i havent done anything to my computer lately...maybe ill try turning it off and on again...hope its not a virus...

[siskiou]

Did you (or somebody else) delete your cookies?

[Reefin']

no, but it seems like i did

[impur]

Do you have it set to clean those up regularly? I have disk cleanup set to run once a week.