Hi hlp4al,
I have tried my best to research for this error. What I have found is just the following link (not solution, only same error with yours).
http://blog.vorpal.cc/feed/
As the issue occurs for opening every Web Site, I think it’s the Visual Studio issue. I’m afraid that I have to recommend you to repair/reinstall Visual Studio. I understand you may feel disappointed that ….
The following links are about remove Visual Studio and Service Pack download address. I hope they are helpful to you.
How to remove Visual Studio 2005
http://support.microsoft.com/kb/907965
After installing Visual Studio, please also install the Service Pack.
Visual Studio 2005 Service Pack 1 (SP1)
http://msdn2.microsoft.com/en-us/vstudio/bb265237.aspx
If your Operation System is Vista, please don’t forget to install this:
Visual Studio 2005 Service Pack 1 Update for Windows Vista
http://www.microsoft.com/downloads/details.aspx?FamilyID=90e2942d-3ad1-4873-a2ee-4acc0aace5b6&displaylang=en