No, I just reinstalled the game.

The mystery is solved, though. I restarted my computer and now it works fine...My backups are still out there somewhere, though
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Windows Vista Home Premium/Toshiba Satellite A135/Intel(R) Core(TM) 2 CPU/1.6 GHz/1014 MB Ram/DirectX10/VRAM 224 MB/1280x800(32 bit)-60 Hz Display