Urgent Pc Help

[reignofsound]

Hi,

Think i dloaded a virus but have got rid of it problem is
everytime i try to access a program i get this message

As mirc told me to install an update

restrictions
The operation has been cancelled due to restrictions on this computer please contact system administrator

HELP

[Benno]

Most likely the actuall virus is the alleged update

run a online virus scan http://housecall.antivirus.com/