Malicious software ("malware") could be installed on your computer.
Make sure that your anti-malware software is running, then download the
latest signatures and run a full scan.
Comprehensive anti-malware software scans for all types of malicious
software in the background, on demand and on schedule. If you don't have
comprehensive anti-malware software, you're a sitting duck.
For now try scanning your system with /several/ of the better online
scanners, such as:
Kaspersky Antivirus (http://www.kaspersky.com/virusscanner
Panda ActiveScan (http://www.pandasoftware.com/activescan
Download HijackThis from www.trendsecure.com
. Run it, save a log, and
post the log at one of the many sites that support HJT, such as
spywarewarrior.com, bleepingcomputer.com, and http://aumha.net
not here. Within a day you'll have step-by-step advice from an expert on
cleaning up any malware infestations.
Errare humanum est
> I have been observing very high memory usage while using iexplorer. I spend a
> lot of time on the wsj (Wall Street Journel) website and on Google's
> financial page. Either way I see memory consumption rise somewhat rapidly (30
> or 40 minutes). My notebook has 512MB of RAM. I have seen memory usage by
> iexplorer go as high 1GB over time. It went so high that OS notified me that
> it was expanding my SWAP space to deal with my memory usage. There appears to
> be some nesting going on iexplorer that in my opinion is excessive. Is anyone
> else observing this condition?