Hi there, welcome to JustAnswer.

There may be another program that is interfering with the installation, try this:

1. Click Start
2. Select Run
3. Type msconfig
4. Click the Boot tab (Please tell me if your msconfig doesn't show a Boot.ini tab, this means your MBR is corrupt)
5. Check the box that says safeboot
6. Select the network option
7. Press ok, then click the Restart button

*If you get any error messages, keep pressing ok until it prompts you to restart your computer

Log back in and install the program, if it works, here is how to get back to normal mode:

1. Click Start
2. Select Run
3. Type msconfig
4. Click the Boot.ini tab (Please tell me if your msconfig doesn't show a Boot.ini tab, this means your MBR is corrupt)
5. Uncheck the box that says /SAFEBOOT
6. Press ok

Please do this:

1. Click Start
2. Select Run
3. Type msconfig
4. Click the Boot.ini tab (Please tell me if your msconfig doesn't show a Boot.ini tab, this means your MBR is corrupt)
5. Uncheck the box that says /SAFEBOOT
6. Press ok

Then log back in, and try this:

1. Click Start
2. Type msconfig in the search box
3. Press Enter on your keyboard
4. On the General Tab, click the Select Selective Startup Option
5. Click to clear the Load Startup Items check box
6. Select the Services tab
7. Check the Hide All Microsoft Services check box
8. Click the Disable All button on the lower right and press OK
9. When you are prompted to click Restart
10. Log into Windows and try to install the program again

*If that doesn't work, try this:

1. Click Start
2. Type msconfig in the search box
3. Press Enter on your keyboard
4. Click the startup tab
5. Press the disable all button
6. Press ok and restart your computer when prompted
7. Log into Windows and try to install the program again