Did you know that there is a repository on the TechNet site with a whole heap of scripts for controlling Virtual Servers...
Well, you do now! Many people have been asking me for scripts to automate tasks on Virtual Server so I posted a backup script the other day as a sample. However, if you look at the above site, there are many many more. Here are a few samples:
A big performance tip is to compact your virtual server hard disks: http://www.microsoft.com/technet/scriptcenter/scripts/vs/disks/vsdsvb07.mspx
Saving a Virtual Machine State: http://www.microsoft.com/technet/scriptcenter/scripts/vs/admin/vsadvb25.mspx
Listing the Virtual Server Host information: http://www.microsoft.com/technet/scriptcenter/scripts/vs/admin/vsadvb09.mspx
Listing the Current Virtual Server Access Rights: http://www.microsoft.com/technet/scriptcenter/scripts/vs/access/vsacvb01.mspx
List All Virtual Networks: http://www.microsoft.com/technet/scriptcenter/scripts/vs/network/vsnwvb07.mspx
The list goes on so have a look at the site and enjoy!