All the User account (including Administrator) are disable

First you have to enable administrator account. To do that the several steps have to be taken-

1. Restart your System and hit several time F8 key.
2. Chose "Safe mode with command prompt."
3. In command prompt  type 

          "net user administrator /active:yes"

    4. Protect your administrator with password.

Create System Image and System Repair Disc

• Run this task by Administrative Rights

Hardware/Software Requirements:

• External Hard disk/ Blank DVD Disk

To Create System Image and System Repair Disc

1. Click Start→Control Panel→System and Security→Backup and Restore
2. Click on Create a system image 

          select your option among the three options

          a. On a hard disk

          b. On one or more DVDs

          c. On a network location   

     3. Select the disk where you want to save the backup and click Next button.

     4. Click Next Button.

     5. Click on Start backup button. Create a system Image screen appear.

     6. Create a system repair disc screen appear.

     7. Click on Yes button and Insert a blank writable DVD in DVD-ROM Drive.

     8. Click Create Disc.

     9. The creating a System Repair  Disk dialog box appears.

    10. Using the system repair disc screen appears.

    11. Click Close.