Thanks for the suggestions, but It still didn't work.

But this did :)

SOLUTION:
========
The Windows Vista TCP Stack has been re-written. The following solution appears to correct many internet-related issues with Windows Vista, and seems to resolve the problem. There should be no negative effects from performing the following; but we have provided you with instructions for undoing this should you feel it necessary.

Part I: Disable TCP Autotuning
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1. Click the Start (Windows Logo) icon
2. Select 'All Programs'
3. Select 'Accessories'
4. Right-Click on 'Command Prompt'
5. Click 'Run as Administrator'
6. A dialog box will ask you to confirm. Click the 'Continue' button to proceed.
7. Type: netsh interface tcp set global autotuning=disabled
8. Press 'Enter'
9. The message 'Ok.' should appear.
10. Type: exit

Part II: Empty your Java Cache
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11. Visit http://www.addonchat.com/demo.html
12. The Java icon will appear in your task icon list in the lower-right hand corner of your screen
13. Right-click the Java (coffee-cup) icon and select 'Open Control Panel'
14. Under 'Temporary Internet Files', click 'Settings'
15. Click the 'Delete Files...' button
16. A window titled 'Delete Temporary Files' will appear. Make sure all options are checked and click 'OK'
17. Click 'OK' to exit the 'Temporary File Settings' window.
18. Click 'OK' to exit the Java Control Panel

Thanks again, you gave me a good place to start looking ;)