Just drag back the Siglus.Exe to the AlphaRom everytime you want to play.
Once the game window appears, VNR will automatically attach itself
Configure the settings menu lilke this:
Not sure if it is OK to reply old posts.
The AlphaROM die can be integrated within VNR this way:
1. Copy AlphaROM exe to the game directory.
2. Click "Edit" in the springboard, and change select the AlphaROM exe as the game launcher to replace the game's executable.
That's it.
Due to copyright reason, this trick is not covered anywhere in the VNR's readme or help page.