If the application has compatibility for Windows XP you could try running the application in XP mode using the same mode provided by the Windows 7. You will practically run the application in XP in Windows 7. If this solution is not suitable, you will need to acquire an updated version of Generations that is fully compatible with Windows 7.
If the application has compatibility for Windows XP you could try running the application in XP mode using the same mode provided by the Windows 7. You will practically run the application in XP in Windows 7. If this solution is not suitable, you will need to acquire an updated version of Generations that is fully compatible with Windows 7.