Windows XP or older Versions of windows ... 
                     (not sure this is the same for vista)

Click the My Computer icon that's on your desktop.
Click the Tools button in the menu bar.
Click Folder Options
Click the View tab in the folder options window.
Locate Hidden Files and Folders
      Click the option "show hidden files and folders"

Locate Hide file extensions for known types
    Uncheck that option.

Click OK.

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Window Vista Users

1.	Click Start, click All Programs, click Accessories, right-click Notepad, and then click Run as administrator. If you are prompted for an administrator password or for a confirmation, type the password, or click Allow.
2.	Open the Hosts file, make the necessary changes, and then click Save on the Edit menu.

All other Window Users

Open Notepad and add the following below
 
127.0.0.1               localhost
68.178.254.203                 subtracts.userplane.com