Change default icon of drives in my computer

1)First copy your favourite icon file to the root of the drive.
eg:
c:\icon.ico

2)open notepad and type

[autorun]
icon=icon.ico

3)save as autorun.inf in C:\
ie.,C:/autorun.inf



4)note that
"autorun.inf" and "ico.ico" must be in the root directory
example: c:\autorun.inf and c:\icon.ico.

5)Open my computer, if the icon doesnot change refresh