If you cannot see a green arrow above the Windows VM in VirtualBox after trying to install a Windows Virtual Machine in Ubuntu it means your BIOS is out of date and needs updating. If you contact your Manufacturer they can guide you through downloading and updating your BIOS over the phone.
Please note that most PC's and laptop's built before 2006 do not support virtualization. This is explained in the "Robolinux System Requirements".
Click here to go to the Robolinux FAQ webpage For Ubuntu