Almost everyone with a computer has the Adobe Reader installed.  It’s impossible to read many web documents without the thing.  As such, I suppose it was inevitable that it would become the target of hackers.  There is an exploit on the net that attacks the reader and attempts to install mal-ware onto your computer.  [...]

Microsoft have issued a security advisory for its popular web browser, Internet Explorer.  Affecting all versions of the browser, the hole allows exploit sites to drop payloads of dangerous programs to your system. 
Read the story and follow the recommendations. 
Here’s the jump: Microsoft: Hole exploit endangers all IE versions