DosFreak published a short guide about installing Virtual PC 2007 on Windows 2000
The Virtual PC 2007 installer does not allow VPC 2007 to be installed on Windows 2000. Just like Windows Defender the fix is simple. You simply have to remove the limitation from the installer. Read the following to fix this issue:Installing Virtual PC 2007 on Windows 2000
Download Microsoft Virtual PC 2007 32bit from here:
http://www.microsoft.com/downloads/details.aspx?FamilyId=04D26402-3199-48A3-AFA2-2DC0B40A73B6&displaylang=en
You will also need Microsoft Orca:
Orca v3.1 (Inside of Microsoft's Installer SDK v3.1:
http://www.microsoft.com/downloads/details.aspx?familyid=A55B6B43-E24F-4EA3-A93E-40C0EC4F68E5
Once you have VPC 2007 and Orca downloaded start the VPC 2007 install.
Do not click on any buttons or do anything. Just leave the install sitting there.
Now go to your "C:\Documents and Settings\USERNAME\Local Settings\Temp"
You should see a file there named "Virtual_PC_2007_Install.msi". This is the file you want.
Copy this file to your "My Documents" folder.
Open "Virtual_PC_2007_Install.msi" with Orca.
On the left-hand side of the screen go to "CustomAction"
On the right-hand side of the screen choose "CA_CheckIfWeCanInstall" and press the delete key.
Go to File and then Save. Not Save As.