Check Out the New Parameter/Relation Editor in Pro/ENGINEER® 2001
Two new config.pro settings in Pro/ENGINEER 2001 provide access to new user interfaces for the Relations and Parameters menu picks. Selecting dimensions from the graphics window and reading lists of valid functions are just two of the cool tools the new interface provides.
Set new_relation_ui yes under Utilities, Options and you will see this screen after hitting the Relations menu pick.

Set new_parameter_ui yes under Utilities, Options and you will see this screen after hitting the Set up, Parameters menu pick. 

Erik Sherwood is a mechanical engineer at Advanced Design (Ottawa). He can be reached by email at Esherwood@adsca.com.