This is an auto-update facility used by various parties - including Compaq, HP, McAfee at one time, and I am sure many others. The home web site is click here.
It often does not appear in add/remove programmes, and may only be uninstallable by re-running setup for the programme that installed it.
The easiest way to deal with this little problem is, to go to 'Start'>Run and type in: 'msconfig'. Here you will find a tab saying 'Startup'. Find the offending application, untick it, press 'apply', 'OK' and restart like requested.
This thread is now locked and can not be replied to.