Want to change windows to your name

[General]
Manufacturer=Your Name Here
Model=Your Model Here
[Support Information]
Line1=Your Name Here
Line2=Your Address Here
Line3=Your Email Address Here

Save it with file name OEMINFO.INI in the c:\windows\system32 directory

now,

1.Right click on My Computer and select Properties

2. In the general Tab a button will be highlighted click on that.

3. Now here it is....see the changes...

Now if you want to display some more information then simply increase the line in the file.
eg: Line4=Your Website here