I have an Acer Aspire One Netbook with Windows 7 Starter. Theres 2 users one of which is an administrator. The administrator password got changed because im im trouble and i need to access some of the documents i created on that user so how can i hack the password without resetting it or deleting the new password?

You can remove Acer Aspire password with iSunshare Windows 7 Password Genius.
According to the operational system your Acer Aspire Netbook installed with, you can reset Acer computer password with reset disk.
But if you don't have it, Windows Password Genius will help you to remove the account password, not necessary to reset or delete password.

Forgot windows logon passwords is not a serious problem. I know a quick way to reset lost windows login password, only need to create a bootable disk or Usb memory card to reset lost windows password, I have made a bootable Disk with the program Windows Password Seeker and reset my admin password successfully. You can Search windows password seeker or just go to their official site: http://www.passwordseeker.com

For removing Windows Passwords in safety, I highly recommend windows password reset tools. Last week, and then I downloaded it and used it to remove the lost password successfully. You can download one from: http://www.reset-windows-password.com

To resolve these problems, you can simply change or reset forgotten Windows password with a Windows password reset disk. A password reset disk is a flash drive configured with your current password, specially formatted to reset the password on Windows machine when you ever forget it. It acts as a key to unlock the account. But the problem is that we often forgot to create a password reset disk and cannot log on computer with any user account.
Of course, a common solution is to use a third party software, just take Windows Password Unlocker for example. It can help you remove lost Windows password including Windows administrator, user and domain password on Windows 7/Vista/XP/2000/2003(R2)/2008(R2), etc. You can easily reset Windows password with a bootable CD/DVD or USB flash drive in hand.