FF will not start

I double-click FF and it pops up the hourglass on my curser like it's going to open, but then nothing happens, and when I try to open it again it says only one instance of the game is running.

My system info is:

System Information
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Time of this report: 9/13/2007, 21:54:50
Machine name: ZOROXXER
Operating System: Windows 2000 Professional (5.0, Build 2195) Service Pack 4
Language: English (Regional Setting: English)
System Manufacturer: Gigabyte Technology Co., Ltd.
System Model: 965P-S3
BIOS: Default System BIOS
Processor: Intel(R) Core(TM)2 CPU 6400 @ 2.13GHz (2 CPUs), ~2.1GHz
Memory: 2046MB RAM
Page File: 367MB used, 3570MB available
Windows Dir: C:\WINNT
DirectX Version: DirectX 9.0c (4.09.0000.0904)

Card name: NVIDIA GeForce 7600 GS...

Help would be greatly appreciated!