It seems your stuck with a boot loop. Let's try a few things:
Method #1
1. Boot your laptop and keep hitting F8 until a boot menu comes up
2. Choose "Last known good configuration" from the list
3. See if Windows will boot normally
Method #2
1. Boot your laptop and keep hitting F8 until a boot menu comes up
2. If you're using Windows 7, hit the "Repair my computer" option at the top
3. This will take you into the Recovery Console where you can scan for boot problems, do a system restore or use the command prompt
Method #3
1. Boot your laptop and keep hitting F8 until a boot menu comes up
2. Choose "Safe Mode" and see if it works
3. If you can open your desktop, try a system restore to bring your computer to an earlier time when it was working fine:
Start > type System Restore in the search box
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