To change password of any user account...

CHANGE/RESET PASSWORD FOR ANY USERNAME

Reboot the computer
Right after the bios is finished, hit F8 (or F2,10,12)
Select 'Safe mode' or 'Safe mode with networking support'
Windows will boot up to the logon screen. Click administrator, 9/10 there is no password.
Do, Start->Run->type 'command'
At the prompt, type 'net user' which will display a list of usernames. Find the one you are looking for, try 'net user username' for them all. Type 'net user /HELP' for more info.
To reset the password type 'net user username *' where username is the username you want to reset.
For no password, leave blank.
Now, reboot and you can login as that user.



*      open cmd
*       type "net user "
*    It will show you all the account accessed
*    now, type "net user username "

*    "net user username *"

*    now it will show you all the information

*    type the password
*    re enter the password
*    your password has been succesfully changed


shivam

enjoy....