Ive just installed avast and it seems to be running well.
Only problem is I get this message when I try to send or recieve mail with Outlook Express
The connection to the server has failed. Account: ‘pop.ntlworld.com’, Server: ‘127.0.0.1’, Protocol: POP3, Port: 110, Secure(SSL): No, Socket Error: 10061, Error Number: 0x800CCC0E