It's very easy to add a button for calling TrIDNet from Total Commander (http://www.ghisler.com/), as an external tool. Just right-click on the button bar and choose "Change...". Then place the box cursor on a suitable place (or click "Append" to add an empty space) and then fill the various fields as follow:
(http://mark0.net/screenshots/trid-tc.png)
N.B. This obviously assume that TrID & TrIDNet are installed on "D:\trid\". Correct it as needed depending on your installation.
Bye!