You can't surf in your office?
Your firewall blocks your port 80?
Ok, use SurfMail to surf the web through your email account!
Surfmail it's a free service that allow you to surf the web through your
email.
It's very simple to use:
it is enough to send and email to SurfMail and wait some seconds.
You will receive an answer containing in the email body the
the website you've requested.
