Scenario :-
You tried a Linux distribution but you didn't like it enough to keep it.
Dilemma :-
You delete the Linux partition and attempt to boot into Windows, only to find that you can't because "grub" cannot be found, or there is no grub partition.
Solution :-
1. Get your Windows DVD.
2. Boot from it.
3. Select "Repair" or "System Recovery".
4. Select "Command Prompt".
5. Type
Code:
BootRec.exe /fixmbr
OR
Code:
fixmbr
6. Press <Enter>
7. Type
Code:
BootRec.exe /fixboot
OR
Code:
fixboot
8. Press <Enter>
9. Restart your computer.
Note: The above codes are for XP and Vista/Win 7, respectfully.
Conclusion :-
You should now be able to boot into Windows :D