Yes, it's me.
OK great. Login to your web hosting company and see if you can setup an FTP account. This allows you to download/upload your website files.
Now, do you have any web editing software to use? It's not a necessity but a big help if you're new.
Nvu and Komposer are two free editors you can download.
http://www.nvu.com/
http://www.kompozer.net/
Let me know if you can do this before I continue...