Originally posted by @uzless
When the game is in the opening few moves, it would be helpful if a pop up window or notification alert would appear indicating to you what the name of the opening your opponent is doing or what defense they are using.
Then you should be able to search your finished games for games you played against certain openings or defenses to help you review what worked and what didn't.
Too much coding for not much gain.
If you google chess 365.com -opening explorer you can input the the first few moves(only) of your games without having to subscribe.
It also shows the name of the opening