This will work if u try it carefully... Follow This :
1. Go to START >>> RUN ...
2. Type ''cmd' without quotes and press ENTER key...
3. Type "cd\" without quotes and press ENTER key... (Optional)
4. Type net user <username> * and hit ENTER key...(<username> is your user e.g. administrator)
e.g. c:\net user administrator * (user is administrator)
You will have this window :
5. Now Just Enter a new password .. confirm the password and press ENTER..
1. Go to START >>> RUN ...
2. Type ''cmd' without quotes and press ENTER key...
3. Type "cd\" without quotes and press ENTER key... (Optional)
4. Type net user <username> * and hit ENTER key...(<username> is your user e.g. administrator)
e.g. c:\net user administrator * (user is administrator)
You will have this window :
5. Now Just Enter a new password .. confirm the password and press ENTER..
repost
(not change) 
