Install the Mozy app on the second computer. You can get the installation file from the links in my sig.
When it asks you for the e-mail address and password, use the same info that you used on the first computer.
Here is what you can expect to see during the installation:
After you enter your e-mail address and password - these are the next screens:
Sig::: Practice restoring a file before you need a file in an emergency.
Using MozyHome (free) 2.20.2.276 on W7 Pro
http://mozy.com/home/download (file and release notes)
http://mozy.com/pro/download (file and release notes)