On turning on my pc i get this error box appearing. It says RUNDLL errorl loading DOCEOC16B1 module could not be found. could anyone enlighten me on this and is it important. many thanks ELFY

Please follow owen's Instructions and then post your log in the Spyware, Adware, Viruses and HijackThis Logs section (Not Here).

Also you might want to run this:

http://www.microsoft.com/security/ma...e/default.mspx