Download the following three programmes to your desktop :
1.
Rufus For 32bit systems 2. Windows 7 RC
I will PM the link 3.
Farbar Recovery Scan Tool Insert the USB stick Then run Rufus
Select the ISO file on the desktop via the ISO icon.
Press Start Burn
Then copy FRST to the same USB
Insert the USB into the sick computer and start the computer. First ensuring that the system is set to boot from USB
Note: If you are not sure how to do that follow the instructions
Here Windows 7 and Vista screenshots When you reboot you will see this.
Click repair my computer Select your operating system Select Command prompt At the command prompt type the following :
chkdsk d: /rOnce done reboot to the recovery console and select startup repair