e-mail error

Can anyone tell me what this means (” The connection to the server has failed. Account: ‘postoffice.look.ca’, Server: ‘postoffice.look.ca’, Protocol: SMTP, Port: 25, Secure(SSL): No, Socket Error: 10060, Error Number: 0x800CCC0E”) everytime I’m sending an e-mail by page from my IE5 browser………Thanxxx.