Hey Randal,
Welcome to the forum! 
Make sure the macro you imported and the macro group it is in are enabled.
All macros are disabled by default when imported, although different circumstances may disable the macro itself or the macro group containing it.
If you haven't read these they're worth a couple of minutes of your time.
Tip: How Do I Get The Best Answer in the Shortest Time?
How to Post Your Macro to the Forum
-Chris